Find out what mammals, insects, fish, plants, etc. are endangered here. Use the selection box below to view full lists by group.
The following is a list of all endangered mammals.
| | Species Name | Scientific Name | Range |
|---|
| 1. | Abbott's Duiker | Cephalophus spadix | Tanzania |
| 2. | Addax  | Addax nasomaculatus | North Africa |
| 3. | Aders' Duiker | Cephalophus adersi | Kenya, Tanzania |
| 4. | African Elephant | Loxodonta africana | Africa |
| 5. | African Golden Cat | Caracal aurata | Africa |
| 6. | African Wild Ass | Equus africanus | Ethiopia, Somalia, Sudan |
| 7. | African Wild Dog | Lycaon pictus | Sub-saharan Africa |
| 8. | Agile Gibbon | Hylobates agilis | Indonesia (Kalimantan, Sumatra), Malay Peninsula, Thailand |
| 9. | Alaotran Gentle Lemur | Hapalemur alaotrensis | Malagasy Republic (Madagascar) |
| 10. | Alcorn's Pocket Gopher | Pappogeomys alcorni | Mexico |
| 11. | Alpine Wallaby | Thylogale calabyi | Papua New Guinea |
| 12. | Alpine Woolly Rat | Mallomys gunung | Indonesia |
| 13. | Amami Spiny Rat | Tokudaia osimensis | Japan |
| 14. | Amargosa Vole | Microtus californicus scirpensis | California |
| 15. | Amazonian Manatee | Trichechus inunguis | South America (Amazon R. Basin) |
| 16. | Andaman Horseshoe Bat | Rhinolophus cognatus | India |
| 17. | Andaman White-toothed Shrew | Crocidura andamanensis | India |
| 18. | Andean Cat | Felis jacobita | Argentina, Bolivia, Chile, Peru |
| 19. | Andean Night Monkey | Aotus miconax | Peru |
| 20. | Andean Titi Monkey | Callicebus oenanthe | Peru |
| 21. | Anderson's Squirrel | Callosciurus quinquestriatus | China, Myanmar |
| 22. | Angel Island Mouse | Peromyscus guardia | Mexico |
| 23. | Angolan Epauletted Fruit Bat | Epomophorus angolensis | Angola, Namibia |
| 24. | Anhui Musk Deer | Moschus anhuiensis | China |
| 25. | Ankarana Sportive Lemur | Lepilemur ankaranensis | Madagascar |
| 26. | Ansell's Shrew | Crocidura ansellorum | Zambia |
| 27. | Antafia Sportive Lemur | Lepilemur aeeclis | Malagasy Republic (Madagascar) |
| 28. | Aoudad | Ammotragus lervia | Africa, Middle East |
| 29. | Apennine Chamois | Rupicapra rupicapra ornata | Italy |
| 30. | Aquatic Rat | Anotomys leander | Ecuador |
| 31. | Aquatic Tenrec | Limnogale mergulus | Madagascar |
| 32. | Arabian Gazelle | Gazella gazella | Arabian Peninsula, Palestine, Sinai |
| 33. | Arabian Oryx | Oryx leucoryx | Arabian Peninsula |
| 34. | Arabian Tahr | Hemitragus jayakari | Oman |
| 35. | Argali | Ovis ammon | Afghanistan, China, India, Kazakhstan, Nepal, Pakistan, Russia, Uzbekistan |
| 36. | Argentine Tuco-tuco | Ctenomys argentinus | Argentina |
| 37. | Armenian Birch Mouse | Sicista armenica | Armenia |
| 38. | Armenian Myotis | Myotis hajastanicus | Armenia |
| 39. | Arrogant Shrew | Sylvisorex morio | Cameroon, Kenya |
| 40. | Aru Flying Fox | Pteropus aruensis | Indonesia |
| 41. | Arunachal Macaque | Macaca munzala | India |
| 42. | Asian Elephant | Elephas maximus | South-Central and Southeastern Asia |
| 43. | Asian Golden Cat | Catopuma temminckii | China, Indonesia (Sumatra), Nepal, Southeast Asia |
| 44. | Asian Leopard Cat | Prionailurus bengalensis | India, Japan (Iriomote Island, Ryukyu Islands), Southeast Asia |
| 45. | Asian Small-clawed Otter | Aonyx cinerea | Asia |
| 46. | Asian Tapir | Tapirus indicus | Burma, Cambodia, Indonesia, Laos, Malaysia, Thailand, Vietnam |
| 47. | Asian Wild Ass | Equus hemionus | China, India, Iran, Mongolia, Turkmenistan |
| 48. | Asiatic Lion | Panthera leo persica | Turkey to India |
| 49. | Asiatic Short-tailed Shrew | Blarinella quadraticauda | China |
| 50. | Assam Macaque | Macaca assamensis | Bangladesh, Bhutan, China, India, Laos, Myanmar, Nepal, Thailand, Vietnam |
| 51. | Atherton Antechinus | Antechinus godmani | Australia (Queensland) |
| 52. | Australian Sea-lion | Neophoca cinerea | Australia |
| 53. | Avahi | Avahi laniger | Malagasy Republic (Madagascar) |
| 54. | Aye-aye | Daubentonia madagascariensis | Malagasy Republic (Madagascar) |
| 55. | Azorean Bat | Nyctalus azoreum | Portugal (Azores) |
| 56. | Babirusa | Babyrousa babyrussa | Indonesia |
| 57. | Back-striped Sportive Lemur | Lepilemur dorsalis | Madagascar |
| 58. | Bactrian Camel | Camelus bactrianus | China, Mongolia |
| 59. | Baer's Wood Mouse | Hylomyscus baeri | Cote d'Ivoire, Ghana, Sierra Leone |
| 60. | Bahaman Lesser Funnel-eared Bat | Chilonatalus tumidifrons | Bahamas |
| 61. | Bailey's Shrew | Crocidura baileyi | Ethiopia |
| 62. | Baja California Rock Squirrel | Spermophilus atricapillus | Mexico (Baja California) |
| 63. | Baker's Small Toothed Harvest Mouse | Reithrodontomys bakeri | Mexico |
| 64. | Balabac Mouse Deer | Tragulus nigricans | Philippines |
| 65. | Bald Uakari | Cacajao calvus | Brazil, Colombia, Peru |
| 66. | Bale Shrew | Crocidura bottegoides | Ethiopia |
| 67. | Baluchistan Bear | Ursus thibetanus gedrosianus | Iran, Pakistan |
| 68. | Banded Hare Wallaby | Lagostrophus fasciatus | Australia |
| 69. | Banks Flying Fox | Pteropus fundatus | Vanuatu |
| 70. | Banner-tailed Kangaroo Rat | Dipodomys spectabilis | Arizona, Mexico, New Mexico, Texas |
| 71. | Banteng | Bos javanicus | Southeast Asia |
| 72. | Barbary Macaque | Macaca sylvanus | Algeria, Gibraltar, Morocco |
| 73. | Barbary Serval | Leptailurus serval constantina | Algeria |
| 74. | Barbour's Vlei Rat | Otomys barbouri | Kenya, Uganda |
| 75. | Barred Bandicoot | Perameles bougainville | Australia |
| 76. | Bartels's Rat | Sundamys maxi | Indonesia |
| 77. | Bavarian Pine Vole | Microtus bavaricus | Austria |
| 78. | Beach Mouse | Peromyscus polionotus | Alabama, Florida |
| 79. | Bearded Saki | Chiropotes satanas | Brazil |
| 80. | Beluga | Delphinapterus leucas | Asia, Europe, North America (including United States), Oceanic |
| 81. | Bemaraha Woolly Lemur | Avahi cleesei | Madagascar |
| 82. | Beni Titi Monkey | Callicebus modestus | Bolivia |
| 83. | Biak Giant Rat | Uromys boeadii | Indonesia |
| 84. | Big Pocket Gopher | Orthogeomys lanius | Mexico |
| 85. | Big-headed Mole Rat | Tachyoryctes macrocephalus | Ethiopia |
| 86. | Bighorn Sheep | Ovis canadensis | California |
| 87. | Bioko Forest Shrew | Sylvisorex isabellae | Equatorial Guinea |
| 88. | Bismarck Flying Fox | Pteropus capistratus | Papua New Guinea |
| 89. | Bismarck Giant Rat | Uromys neobritannicus | Papua New Guinea |
| 90. | Black Colobus Monkey | Colobus satanas | Cameroon, Equatorial Guinea, Gabon, Republic of Congo |
| 91. | Black Crested Gibbon | Nomascus concolor | China (Yunnan), Laos, Vietnam |
| 92. | Black Crested Mangabey | Lophocebus aterrimus | Angola, Democratic Republic of Congo (Zaire) |
| 93. | Black Dorcopsis Wallaby | Dorcopsis atrata | Papua New Guinea |
| 94. | Black Jackrabbit | Lepus insularis | Mexico (Baja California Sur) |
| 95. | Black Musk Deer | Moschus fuscus | Bhutan, China, India, Nepal |
| 96. | Black Rhinoceros | Diceros bicornis | Sub-saharan Africa |
| 97. | Black-and-white Ruffed Lemur | Varecia variegata | Malagasy Republic (Madagascar) |
| 98. | Black-bearded Flying Fox | Pteropus melanopogon | Indonesia |
| 99. | Black-faced Black Spider Monkey | Ateles chamek | Bolivia, Brazil, Peru |
| 100. | Black-faced Impala | Aepyceros melampus petersi | Angola, Namibia |
| 101. | Black-footed Cat | Felis nigripes | Southern Africa |
| 102. | Black-footed Ferret | Mustela nigripes | Western Canada, Western USA |
| 103. | Black-fronted Titi Monkey | Callicebus nigrifrons | Brazil |
| 104. | Black-headed Uakari | Cacajao melanocephalus | Brazil, Colombia, Venezuela |
| 105. | Black-horned Capuchin | Cebus nigritus | Argentina, Brazil |
| 106. | Black-spotted Cuscus | Spilocuscus rufoniger | Indonesia, Papua New Guinea |
| 107. | Black-striped Squirrel | Callosciurus nigrovittatus | Indonesia, Malaysia, Thailand |
| 108. | Black-tailed Deer Mouse | Peromyscus melanurus | Mexico |
| 109. | Black-wristed Deer Mouse | Peromyscus melanocarpus | Mexico |
| 110. | Blackbuck | Antilope cervicapra | Argentina, India, United States |
| 111. | Blick's Grass Rat | Arvicanthis blicki | Ethiopia |
| 112. | Blond Titi Monkey | Callicebus barbarabrownae | Brazil |
| 113. | Blonde Capuchin | Cebus flavius | Brazil |
| 114. | Blue Whale | Balaenoptera musculus | Oceans |
| 115. | Blue-eyed Spotted Cuscus | Spilocuscus wilsoni | Indonesia |
| 116. | Bolivian Chinchilla Rat | Abrocoma boliviensis | Bolivia |
| 117. | Bonetto's Tuco-tuco | Ctenomys bonettoi | Argentina |
| 118. | Bonhote's Mouse | Mus famulus | India |
| 119. | Bonin Flying Fox | Pteropus pselaphon | Japan |
| 120. | Bontebok | Damaliscus pygargus dorcas | South Africa |
| 121. | Booted Macaque | Macaca ochreata | Indonesia (Sulawesi) |
| 122. | Bornean Banded Langur | Presbytis chrysomelas | Brunei Darussalam, Indonesia, Malaysia |
| 123. | Bornean Leaf-nosed Bat | Hipposideros doriae | Indonesia, Malaysia |
| 124. | Bornean Orangutan | Pongo pygmaeus | Borneo |
| 125. | Bornean Water Shrew | Chimarrogale phaeura | Malaysia |
| 126. | Borneo Bay Cat | Pardofelis badia | Indonesia, Malaysia |
| 127. | Bougainville Giant Rat | Solomys salebrosus | Papua New Guinea, Solomon Islands |
| 128. | Bougainville Monkey-faced Bat | Pteralopex anceps | Papua New Guinea, Solomon Islands |
| 129. | Bourlon's Genet | Genetta bourloni | Cote d'Ivoire, Guinea, Liberia, Sierra Leone |
| 130. | Bowhead Whale | Balaena mysticetus | Oceans (N. latitudes only) |
| 131. | Bramble Cay Mosaic-tailed Rat | Melomys rubicola | Australia |
| 132. | Brazilian Three-toed Sloth | Bradypus torquatus | Brazil |
| 133. | Bridled Nail-tailed Wallaby | Onychogalea fraenata | Australia |
| 134. | Broad-striped Mongoose | Galidictis fasciata | Madagascar |
| 135. | Bronze Quoll | Dasyurus spartacus | Indonesia, Papua New Guinea |
| 136. | Brown Bear | Ursus arctos | China (Tibet), Italy, Mexican Holarctic |
| 137. | Brown Hyena | Parahyaena brunnea | Southern Africa |
| 138. | Brown Palm Civet | Macrogalidia musschenbroekii | Indonesia |
| 139. | Brown-headed Spider Monkey | Ateles fusciceps | Colombia, Ecuador, Panama |
| 140. | Brumback's Night Monkey | Aotus brumbacki | Colombia |
| 141. | Brush-tailed Rabbit Rat | Conilurus penicillatus | Australia, Papua New Guinea |
| 142. | Brush-tailed Rat-kangaroo | Bettongia penicillata | Australia |
| 143. | Bryant's Woodrat | Neotoma bryanti | Mexico |
| 144. | Buena Vista Lake Ornate Shrew | Sorex ornatus relictus | California |
| 145. | Buettikofer's Shrew | Crocidura buettikoferi | Cote d'Ivoire, Ghana, Guinea, Liberia, Nigeria |
| 146. | Buff-headed Capuchin | Cebus xanthosternos | Brazil |
| 147. | Buffy-headed Marmoset | Callithrix flaviceps | Brazil |
| 148. | Bulmer's Fruit Bat | Aproteles bulmerae | Papua New Guinea |
| 149. | Bumblebee Bat | Craseonycteris thonglongyai | Thailand |
| 150. | Bunn's Short-tailed Bandicoot Rat | Nesokia bunnii | Iraq |
| 151. | Burmeister's Armadillo | Chlamyphorus retusus | Argentina, Bolivia, Paraguay |
| 152. | Burt's Deer Mouse | Peromyscus caniceps | Mexico (Baja California Sur) |
| 153. | Burton's Vlei Rat | Otomys burtoni | Cameroon |
| 154. | Cabrera's Hutia | Capromys angelcabrerai | Cuba |
| 155. | California Red Tree Mouse | Arborimus pomo | California |
| 156. | Cameroon Clawless Otter | Aonyx congicus congica | Cameroon, Nigeria |
| 157. | Cameroon Soft-furred Mouse | Praomys morio | Cameroon, Equatorial Guinea |
| 158. | Cameroonian Shrew | Crocidura picea | Cameroon |
| 159. | Camiguin Forest Mouse | Apomys camiguinensis | Philippines |
| 160. | Canarian Shrew | Crocidura canariensis | Spain (Canary Islands) |
| 161. | Canary Big-eared Bat | Plecotus teneriffae | Spain (Canary Islands) |
| 162. | Capped Langur | Trachypithecus pileatus | Bangladesh, Burma, India |
| 163. | Caribbean Monk Seal | Monachus tropicalis | Caribbean Sea, Gulf of Mexico |
| 164. | Carpentarian False Antechinus | Pseudantechinus mimulus | Australia |
| 165. | Carpentarian Rock Rat | Zyzomys palatalis | Australia |
| 166. | Caspian Seal | Pusa caspica | Azerbaijan, Iran, Kazakhstan, Russia, Turkmenistan |
| 167. | Catalina Deer Mouse | Peromyscus slevini | Mexico |
| 168. | Cedros Island Mule Deer | Odocoileus hemionus cerrosensis | Mexico (Cedros Island) |
| 169. | Celebes Crested Macaque | Macaca nigra | Indonesia |
| 170. | Central American Tapir | Tapirus bairdii | Southern Mexico to Colombia and Ecuador |
| 171. | Central Kashmir Vole | Alticola montosa | India, Pakistan |
| 172. | Central Rock Rat | Zyzomys pedunculatus | Australia |
| 173. | Ceylon Jungle Shrew | Suncus zeylanicus | Sri Lanka |
| 174. | Ceylon Pygmy Shrew | Suncus fellowesgordoni | Sri Lanka |
| 175. | Ceylon Spiny Mouse | Mus fernandoni | Sri Lanka |
| 176. | Chacoan Naked-tailed Armadillo | Cabassous chacoensis | Argentina, Paraguay |
| 177. | Chacoan Peccary | Catagonus wagneri | Argentina, Bolivia, Paraguay |
| 178. | Chapman's Prehensile Tailed Hutia | Mysateles gundlachi | Cuba |
| 179. | Cheetah | Acinonyx jubatus | Africa to India |
| 180. | Chiapan Climbing Rat | Tylomys bullaris | Mexico |
| 181. | Chilean Dolphin | Cephalorhynchus eutropia | Chile |
| 182. | Chimpanzee | Pan troglodytes | Africa |
| 183. | Chinanteco Deer Mouse | Habromys chinanteco | Mexico |
| 184. | Chinese Pangolin | Manis pentadactyla | Bangladesh, Bhutan, China (Hong Kong), India, Laos, Myanmar, Nepal, Taiwan, Thailand, Vietnam |
| 185. | Chinese River Dolphin | Lipotes vexillifer | China |
| 186. | Chinese Serow | Capricornis milneedwardsii | Cambodia, China, Laos, Myanmar, Thailand, Vietnam |
| 187. | Choco Broad-nosed Bat | Platyrrhinus chocoensis | Colombia, Ecuador |
| 188. | Christmas Island Pipistrelle | Pipistrellus murrayi | Indian Ocean (Christmas Island) |
| 189. | Christmas Island Shrew | Crocidura trichura | Indian Ocean (Christmas Island) |
| 190. | Clarke's Gazelle | Ammodorcas clarkei | Ethiopia, Somalia |
| 191. | Clear-winged Woolly Bat | Kerivoula pellucida | Brunei Darussalam, Indonesia, Malaysia, Philippines, Thailand |
| 192. | Cloud Forest Rice Rat | Handleyomys saturatior | El Salvador, Guatemala, Honduras, Mexico, Nicaragua |
| 193. | Clouded Leopard | Neofelis nebulosa | Southeastern and South-Central Asia, Taiwan |
| 194. | Coalcolman Deer Mouse | Peromyscus winkelmanni | Mexico |
| 195. | Cochabamba Grass Mouse | Akodon siberiae | Bolivia |
| 196. | Coimbra-filho's Titi Monkey | Callicebus coimbrai | Brazil |
| 197. | Colombian Night Monkey | Aotus lemurinus | Colombia, Ecuador, Venezuela |
| 198. | Colombian Woolly Monkey | Lagothrix lugens | Colombia (mainland) |
| 199. | Commerson's Leaf-nosed Bat | Hipposideros commersoni | Madagascar |
| 200. | Common Brown Lemur | Eulemur fulvus | Indian Ocean (Comoros), Madagascar, Mayotte |
| 201. | Comoro Black Flying Fox | Pteropus livingstonii | Indian Ocean (Comoros) |
| 202. | Congo Shrew | Congosorex phillipsorum | Tanzania |
| 203. | Cook's Hocicudo | Oxymycterus josei | Uruguay |
| 204. | Coquerel's Sifaka | Propithecus coquereli | Madagascar |
| 205. | Coronados Deer Mouse | Peromyscus pseudocrinitus | Mexico |
| 206. | Cotton-top Marmoset | Saguinus oedipus | Costa Rica to Colombia |
| 207. | Cougar | Puma concolor | North and Central America |
| 208. | Cozumel Harvest Mouse | Reithrodontomys spectabilis | Mexico |
| 209. | Crab-eating Rat | Ichthyomys hydrobates | Colombia, Ecuador, Venezuela |
| 210. | Crescent Nail-tailed Wallaby | Onychogalea lunata | Australia |
| 211. | Crested Capuchin | Cebus robustus | Brazil |
| 212. | Crested Tailed Deer Mouse | Habromys lophurus | El Salvador, Guatemala, Mexico |
| 213. | Crocidura hikmiya | Crocidura hikmiya | Sri Lanka |
| 214. | Crossley's Dwarf Lemur | Cheirogaleus crossleyi | Madagascar |
| 215. | Crowned Sifaka | Propithecus coronatus | Madagascar |
| 216. | Ctenomys rionegrensis | Ctenomys rionegrensis | Argentina, Uruguay |
| 217. | Cuban Greater Funnel-eared Bat | Natalus primus | Cuba |
| 218. | Cuban Lesser Funnel-eared Bat | Chilonatalus micropus | Colombia, Cuba, Dominican Republic, Haiti, Jamaica |
| 219. | Cuban Solenodon | Solenodon cubanus | Cuba |
| 220. | Cuvier's Gazelle | Gazella cuvieri | Algeria, Morocco, Tunisia |
| 221. | Cuvier's Hutia | Plagiodontia aedium | Dominican Republic, Haiti |
| 222. | D'entrecasteaux Archipelago Tree Mouse | Pogonomys fergussoniensis | Papua New Guinea |
| 223. | D'Orbigny's Tuco-tuco | Ctenomys dorbignyi | Argentina |
| 224. | Dahl's Jird | Meriones dahli | Armenia, Turkey |
| 225. | Dama Gazelle | Gazella dama | Africa |
| 226. | Darien Small Eared Shrew | Cryptotis mera | Colombia, Panama |
| 227. | Darwin's Fox | Pseudalopex fulvipes | Chile (Los Lagos) |
| 228. | David's Spiny Bandicoot | Echymipera davidi | Papua New Guinea |
| 229. | Day's Shrew | Suncus dayi | India |
| 230. | Dayak Fruit Bat | Dyacopterus spadiceus | Indonesia, Malaysia, Philippines, Thailand |
| 231. | De Winton's Golden Mole | Cryptochloris wintoni | South Africa |
| 232. | Definitive Leaf-eared Mouse | Phyllotis definitus | Peru |
| 233. | Dekeyser's Nectar Bat | Lonchophylla dekeyseri | Brazil |
| 234. | Delacour's Langur | Trachypithecus delacouri | Vietnam |
| 235. | Delicate Deer Mouse | Habromys delicatulus | Mexico |
| 236. | Delmarva Peninsula Fox Squirrel | Sciurus niger cinereus | USA (Delmarva Peninsula to southeastern Pennsylvania) |
| 237. | Desert Bandicoot | Perameles eremiana | Australia |
| 238. | Desert Pocket Gopher | Geomys arenarius | Mexico, New Mexico, Texas |
| 239. | Desert Rat-kangaroo | Caloprymnus campestris | Australia |
| 240. | Desperate Shrew | Crocidura desperata | Tanzania |
| 241. | Dhole | Cuon alpinus | Asia, Middle East |
| 242. | Diademed Sifaka | Propithecus diadema | Madagascar |
| 243. | Diana Monkey | Cercopithecus diana | Coastal West Africa |
| 244. | Dibbler | Antechinus apicalis | Australia |
| 245. | Dickey's Deer Mouse | Peromyscus dickeyi | Mexico |
| 246. | Dieterlen's Brush-furred Mouse | Lophuromys dieterleni | Cameroon |
| 247. | Dinagat Bushy-tailed Cloud Rat | Crateromys australis | Philippines |
| 248. | Dinagat Gymnure | Podogymnura aureospinula | Philippines |
| 249. | Dinagat Hairy-tailed Rat | Batomys russatus | Philippines |
| 250. | Dingiso | Dendrolagus mbaiso | Indonesia |
| 251. | Dorcas Gazelle | Gazella dorcas | Algeria, Arabian Peninsula, Iraq, Israel, Jordan, Morocco, Somalia, Syria, Tunisia |
| 252. | Dorias Tree-kangaroo | Dendrolagus notatus | Papua New Guinea |
| 253. | Douc Langur | Pygathrix nemaeus | Cambodia, Laos, Vietnam |
| 254. | Drill | Mandrillus leucophaeus | Equatorial West Africa |
| 255. | Dryad Monkey | Cercopithecus dryas | Democratic Republic of Congo (Zaire) |
| 256. | Dugong | Dugong dugon | East Africa to Southern Japan |
| 257. | Durga Das's Leaf-nosed Bat | Hipposideros durgadasi | India |
| 258. | Dusky Mosaic-tailed Rat | Melomys aerosus | Indonesia |
| 259. | Dwarf Bharal | Pseudois schaeferi | China |
| 260. | Dwarf Hutia | Capromys nana | Cuba |
| 261. | Dwarf Musk Deer | Moschus berezovskii | China |
| 262. | Eastern Black Crested Gibbon | Nomascus nasutus | China, Vietnam |
| 263. | Eastern Gorilla | Gorilla beringei | Democratic Republic of Congo (Zaire), Rwanda, Uganda |
| 264. | Eastern Jerboa Marsupial | Antechinomys laniger | Australia |
| 265. | Eastern Long-beaked Echidna | Zaglossus bartoni | Indonesia, Papua New Guinea |
| 266. | Eastern Quoll | Dasyurus viverrinus | Australia |
| 267. | Eastern Rufous Mouse Lemur | Microcebus rufus | Madagascar |
| 268. | Eastern Tur | Capra cylindricornis | Azerbaijan, Georgia, Russia |
| 269. | Ecuadorean Grass Mouse | Akodon latebricola | Ecuador |
| 270. | Ecuadorian Sac-winged Bat | Balantiopteryx infusca | Colombia, Ecuador |
| 271. | Eisentraut's Mouse Shrew | Myosorex eisentrauti | Equatorial Guinea |
| 272. | Eisentraut's Striped Mouse | Hybomys badius | Cameroon |
| 273. | El Carrizo Deer Mouse | Peromyscus ochraventer | Mexico |
| 274. | Eld's Browantlered Deer | Cervus eldii | India to Southeast Asia |
| 275. | Elegant Margaretamys | Margaretamys elegans | Indonesia |
| 276. | Elias' Atlantic Spiny-rat | Trinomys eliasi | Brazil |
| 277. | Elvira Rat | Cremnomys elvira | India |
| 278. | Emily's Tuco-tuco | Ctenomys emilianus | Argentina |
| 279. | Emma's Giant Rat | Uromys emmae | Indonesia |
| 280. | Emperor Rat | Uromys imperator | Solomon Islands |
| 281. | Ender's Small-eared Shrew | Cryptotis endersi | Panama |
| 282. | Endo's Pipistrelle | Pipistrellus endoi | Japan |
| 283. | Ethiopian Amphibious Rat | Nilopegamys plumbeus | Ethiopia |
| 284. | Ethiopian Wolf | Canis simensis | Ethiopia |
| 285. | Etigo Mole | Mogera etigo | Japan |
| 286. | Euphrates Jerboa | Allactaga euphratica | Iran, Iraq, Jordan, Kuwait, Lebanon, Saudi Arabia, Syria, Turkey |
| 287. | European Mink | Mustela lutreola | Europe |
| 288. | False Water Rat | Xeromys myoides | Australia |
| 289. | Father Basilio's Striped Mouse | Hybomys basilii | Equatorial Guinea |
| 290. | Fea's Muntjac | Muntiacus feae | Burma, Northern Thailand |
| 291. | Fernandez's Sword-nosed Bat | Lonchorhina fernandezi | Venezuela |
| 292. | Field's Mouse | Pseudomys fieldi | Australia |
| 293. | Fijian Free-tailed Bat | Tadarida bregullae | Fiji, Vanuatu |
| 294. | Fijian Monkey-faced Bat | Mirimiri acrodonta | Fiji |
| 295. | Finback Whale | Balaenoptera physalus | Oceans |
| 296. | Findley's Myotis | Myotis findleyi | Mexico |
| 297. | Fishing Cat | Prionailurus viverrinus | Asia, Middle East |
| 298. | Flat-headed Cat | Prionailurus planiceps | Indonesia, Malaysia |
| 299. | Flat-headed Myotis | Myotis planiceps | Mexico |
| 300. | Flores Shrew | Suncus mertensi | Indonesia |
| 301. | Florida Bonneted Bat | Eumops floridanus | Florida |
| 302. | Florida Salt Marsh Vole | Microtus pennsylvanicus dukecampbelli | Florida |
| 303. | Forest Thicket Rat | Grammomys dryas | Burundi, Democratic Republic of Congo (Zaire), Uganda |
| 304. | Fork-crowned Lemur | Phaner furcifer | Madagascar |
| 305. | Formosan Yellow-throated Marten | Martes flavigula chrysospila | Taiwan |
| 306. | Fossorial Giant Rat | Kunsia fronto | Argentina, Brazil |
| 307. | Four-striped Ground Squirrel | Lariscus hosei | Indonesia, Malaysia |
| 308. | Four-toed Jerboa | Allactaga tetradactyla | Egypt, Libya |
| 309. | Francois' Langur | Trachypithecus francoisi | China (Kwangsi), Indochinese Peninsula, Laos, Vietnam |
| 310. | Fraternal Squirrel | Sundasciurus fraterculus | Indonesia |
| 311. | Frosted Myotis | Myotis pruinosus | Japan |
| 312. | Furtive Tuco-tuco | Ctenomys occultus | Argentina |
| 313. | Fynbos Golden Mole | Amblysomus corriae | South Africa |
| 314. | Gaimard's Rat-kangaroo | Bettongia gaimardi | Australia |
| 315. | Galapagos Islands Fur Seal | Arctocephalus galapagoensis | Ecuador (Galapagos Islands) |
| 316. | Galapagos Rice Rat | Aegialomys galapagoensis | Ecuador (Galapagos Islands) |
| 317. | Galapagos Sea Lion | Zalophus wollebaeki | Colombia, Costa Rica, Ecuador |
| 318. | Garden Dormouse | Eliomys quercinus | Asia, Europe |
| 319. | Garrido's Hutia | Mysateles garridoi | Cuba |
| 320. | Geata Mouse Shrew | Myosorex geata | Tanzania |
| 321. | Gebe Cuscus | Phalanger alexandrae | Indonesia |
| 322. | Geelvink Bay Flying Fox | Pteropus pohlei | Indonesia |
| 323. | Genoways's Yellow Bat | Rhogeessa genowaysi | Mexico |
| 324. | Geoffroy's Cat | Leopardus geoffroyi | Argentina, Bolivia, Brazil, Chile, Paraguay, Uruguay |
| 325. | Geoffroy's Peruvian Woolly Monkey | Lagothrix cana | Bolivia, Brazil, Peru |
| 326. | Geoffroy's Spider Monkey | Ateles geoffroyi | Costa Rica, Nicaragua, Panama |
| 327. | Gerenuk | Litocranius walleri | Djibouti, Ethiopia, Kenya, Somalia, Tanzania |
| 328. | Ghost Bat | Macroderma gigas | Australia |
| 329. | Giant Armadillo | Priodontes maximus | Guyana to Argentina, Venezuela |
| 330. | Giant Atlantic Tree Rat | Phyllomys thomasi | Brazil |
| 331. | Giant Bandicoot | Peroryctes broadbenti | Papua New Guinea |
| 332. | Giant Bushy-tailed Cloud Rat | Crateromys schadenbergi | Philippines |
| 333. | Giant Golden Mole | Chrysospalax trevelyani | South Africa |
| 334. | Giant Kangaroo Rat | Dipodomys ingens | California |
| 335. | Giant Otter | Pteronura brasiliensis | South America |
| 336. | Giant Panda | Ailuropoda melanoleuca | China |
| 337. | Giant Sable Antelope | Hippotragus niger variani | Angola |
| 338. | Giant Thicket Rat | Grammomys gigas | Kenya |
| 339. | Giant-striped Mongoose | Galidictis grandidieri | Madagascar |
| 340. | Gilbert's Potoroo | Potorous gilbertii | Australia |
| 341. | Gloomy Tube-nosed Bat | Murina tenebrosa | Japan |
| 342. | Goeldi's Marmoset | Callimico goeldii | Bolivia, Brazil, Colombia, Ecuador, Peru |
| 343. | Golden Bamboo Lemur | Hapalemur aureus | Malagasy Republic (Madagascar) |
| 344. | Golden Langur | Trachypithecus geei | Bhutan, India (Assam) |
| 345. | Golden Lion Tamarin | Leontopithecus rosalia | Brazil |
| 346. | Golden Vizcacha Rat | Pipanacoctomys aureus | Argentina |
| 347. | Golden-bellied Treeshrew | Tupaia chrysogaster | Indonesia |
| 348. | Golden-capped Fruit Bat | Acerodon jubatus | Philippines |
| 349. | Golden-crowned Sifaka | Propithecus tattersalli | Madagascar |
| 350. | Golden-headed Lion Tamarin | Leontopithecus chrysomelas | Brazil |
| 351. | Golden-mantled Tree-kangaroo | Dendrolagus pulcherrimus | Papua New Guinea |
| 352. | Golden-rumped Elephant Shrew | Rhynchocyon chrysopygus | Kenya |
| 353. | Golden-rumped Tamarin | Leontopithecus chrysopygus | Brazil |
| 354. | Goldman's Diminutive Woodrat | Nelsonia goldmani | Mexico |
| 355. | Goodfellow's Tree-kangaroo | Dendrolagus goodfellowi | Papua New Guinea |
| 356. | Goodman's Mouse Lemur | Microcebus lehilahytsara | Madagascar |
| 357. | Goral | Naemorhedus goral | East Asia, Middle East |
| 358. | Gorgas's Rice Rat | Oryzomys gorgasi | Colombia, Venezuela |
| 359. | Gorontalo Macaque | Macaca nigrescens | Indonesia (Sulawesi) |
| 360. | Gotel Mountain Soft-furred Mouse | Praomys obscurus | Nigeria |
| 361. | Gould's Mouse | Pseudomys gouldii | Australia |
| 362. | Gray Bamboo Lemur | Hapalemur griseus | Malagasy Republic (Madagascar) |
| 363. | Gray Bat | Myotis grisescens | Central and Southeastern USA |
| 364. | Gray Grass Mouse | Abrothrix illuteus | Argentina |
| 365. | Gray Langur | Semnopithecus entellus | Bangladesh, China (Tibet), India, Kashmir, Pakistan, Sikkim, Sri Lanka |
| 366. | Gray Mouse Lemur | Microcebus murinus | Madagascar |
| 367. | Gray Whale | Eschrichtius robustus | West Pacific Ocean |
| 368. | Gray Wolf | Canis lupus | Mexico, United States |
| 369. | Gray-bellied Shrew Opossum | Caenolestes caniventer | Ecuador, Peru |
| 370. | Great Indian Rhinoceros | Rhinoceros unicornis | India, Nepal |
| 371. | Great Key Island Mosaic-tailed Rat | Melomys bannisteri | Indonesia |
| 372. | Greater Bamboo Lemur | Prolemur simus | Madagascar |
| 373. | Greater Dwarf Lemur | Cheirogaleus major | Madagascar |
| 374. | Greater Marmoset Rat | Hapalomys longicaudatus | Malaysia |
| 375. | Greater Mascarene Flying Fox | Pteropus niger | Indian Ocean (Mauritius - Reunion Island) |
| 376. | Greater Monkey-faced Bat | Pteralopex flanneryi | Papua New Guinea, Solomon Islands |
| 377. | Greater Wilfred's Mouse | Wilfredomys oenax | Brazil, Uruguay |
| 378. | Gressitt's Paramelomys | Paramelomys gressitti | Papua New Guinea |
| 379. | Grevy's Zebra | Equus grevyi | Ethiopia, Kenya |
| 380. | Grey-handed Night Monkey | Aotus griseimembra | Colombia, Venezuela |
| 381. | Guadalcanal Monkey-faced Bat | Pteralopex atrata | Solomon Islands |
| 382. | Guadalcanal Rat | Uromys porculus | Solomon Islands |
| 383. | Guadeloupe Big-eyed Bat | Chiroderma improvisum | Guadeloupe, Montserrat |
| 384. | Guatemalan Black Howler Monkey | Alouatta pigra | Belize, Guatemala, Mexico (Campeche, Chiapas, Quintana Roo, Tabasco, Yucatan) |
| 385. | Guizhou Snub-nosed Monkey | Rhinopithecus brelichi | China |
| 386. | Gunning's Golden Mole | Neamblysomus gunningi | South Africa |
| 387. | Guramba Shrew | Crocidura phaeura | Ethiopia |
| 388. | Hainald's Flores Island Rat | Rattus hainaldi | Indonesia |
| 389. | Hainan Gymnure | Neohylomys hainanensis | China (Hainan) |
| 390. | Hainan Hare | Lepus hainanus | China |
| 391. | Hairy-eared Dwarf Lemur | Allocebus trichotis | Madagascar |
| 392. | Hairy-nosed Otter | Lutra sumatrana | Cambodia, Malaysia, Thailand, Vietnam |
| 393. | Hairy-tailed Tree Rat | Brachytarsomys villosa | Madagascar |
| 394. | Haitian Solenodon | Solenodon paradoxus | Dominican Republic, Haiti |
| 395. | Hammond's Rice Rat | Mindomys hammondi | Ecuador |
| 396. | Handley's Slender Mouse Opossum | Marmosops handleyi | Colombia |
| 397. | Handley's Tailless Bat | Anoura cultrata | Bolivia, Colombia, Costa Rica, Ecuador, Panama, Peru, Venezuela |
| 398. | Harenna Shrew | Crocidura harenna | Ethiopia |
| 399. | Harmles Serotine | Eptesicus innoxius | Ecuador (Galapagos Islands), Peru |
| 400. | Hartebeest | Alcelaphus buselaphus | Egypt, Ethiopia, Somalia, Sudan |
| 401. | Hartwig's Soft-furred Mouse | Praomys hartwigi | Cameroon |
| 402. | Hawaiian Hoary Bat | Lasiurus cinereus semotus | Hawaii |
| 403. | Hawaiian Monk Seal | Monachus schauinslandi | Hawaii |
| 404. | Heavenly Hill Rat | Bunomys coelestis | Indonesia |
| 405. | Heck's Macaque | Macaca hecki | Indonesia (Sulawesi) |
| 406. | Hector's Dolphin | Cephalorhynchus hectori | New Zealand (North Is., South Is.) |
| 407. | Highveld Golden Mole | Amblysomus septentrionalis | South Africa, Swaziland |
| 408. | Hill's Horseshoe Bat | Rhinolophus hilli | Rwanda |
| 409. | Himalayan Musk Deer | Moschus leucogaster | China (Tibet), southern slopes of the Himalayas |
| 410. | Himalayan Serow | Capricornis thar | Bangladesh, Bhutan, China, India, Nepal |
| 411. | Himalayan Tahr | Hemitragus jemlahicus | China, India, Nepal, New Zealand, South Africa |
| 412. | Himalayan Wood Mouse | Apodemus gurkha | Nepal |
| 413. | Hispid Hare | Caprolagus hispidus | Bhutan, India, Nepal |
| 414. | Hoffmann's Pika | Ochotona hoffmanni | Mongolia, Russia |
| 415. | Hog Badger | Arctonyx collaris | Bhutan, Cambodia, China, India, Indonesia, Laos, Mongolia, Myanmar, Thailand, Vietnam |
| 416. | Hog Deer | Axis porcinus | Indochinese Peninsula, Indonesia, Philippines (Calamian Islands), Thailand |
| 417. | Honduran White Bat | Ectophylla alba | Costa Rica, Honduras, Nicaragua, Panama |
| 418. | Hoolock Gibbon | Bunopithecus hoolock | China, India, Southeast Asia |
| 419. | Howell's Forest Shrew | Sylvisorex howelli | Tanzania |
| 420. | Hualapai Mexican Vole | Microtus mexicanus hualpaiensis | Arizona |
| 421. | Hume's Rat | Hadromys humei | India |
| 422. | Humpback Whale | Megaptera novaeangliae | Oceans |
| 423. | Hunter's Antelope | Beatragus hunteri | Kenya, Somalia |
| 424. | Huon Tree-kangaroo | Dendrolagus matschiei | Papua New Guinea |
| 425. | Hyrcanian Field Mouse | Apodemus hyrcanicus | Azerbaijan, Iran |
| 426. | Idaho Ground Squirrel | Spermophilus brunneus | Idaho |
| 427. | Ili Pika | Ochotona iliensis | China |
| 428. | Indiana Bat | Myotis sodalis | Eastern and Midwestern USA |
| 429. | Indochinese Lutung | Trachypithecus germaini | Cambodia, Laos, Myanmar, Thailand, Vietnam |
| 430. | Indri | Indri Indri | Malagasy Republic (Madagascar) |
| 431. | Indus River Dolphin | Platanista minor | Pakistan (Indus R. and tributaries) |
| 432. | Inland Hill Rat | Bunomys penitus | Indonesia |
| 433. | Isabel Giant Rat | Solomys sapientis | Solomon Islands |
| 434. | Isalo Serotine Bat | Eptesicus malagasyensis | Madagascar |
| 435. | Island Fox | Urocyon littoralis | California |
| 436. | Ixtlan Deer Mouse | Habromys ixtlani | Mexico |
| 437. | Jackson's Mongoose | Bdeogale jacksoni | Kenya, Tanzania, Uganda |
| 438. | Jaguar | Panthera onca | Arizona, California, Central and South America, Louisiana, Mexico, New Mexico, Texas |
| 439. | Jaguarundi | Herpailurus yagouaroundi | Arizona, Costa Rica, Mexico, Nicaragua, Panama, Texas |
| 440. | Jaliscan Spiny Pocket Mouse | Liomys spectabilis | Mexico |
| 441. | Jamaican Greater Funnel-eared Bat | Natalus jamaicensis | Jamaica |
| 442. | Japanese Short-tailed Bat | Eptesicus japonensis | Japan |
| 443. | Javan Grizzled Langur | Presbytis comata | Indonesia |
| 444. | Javan Rhinoceros | Rhinoceros sondaicus | Bangladesh, Burma, Indochinese Peninsula, Indonesia, Malaysia, Sikkim, Thailand |
| 445. | Javan Slow Loris | Nycticebus javanicus | Indonesia |
| 446. | Javan Warty Pig | Sus verrucosus | Indonesia (Jawa) |
| 447. | Jenkin's Andaman Spiny Shrew | Crocidura jenkinsi | India |
| 448. | Jenkins' Shrew Tenrec | Microgale jenkinsae | Madagascar |
| 449. | Jentink's Duiker | Cephalophus jentinki | Ivory Coast (Africa), Liberia, Sierra Leone |
| 450. | Jico Deer Mouse | Habromys simulatus | Mexico |
| 451. | Jolly's Mouse Lemur | Microcebus jollyae | Madagascar |
| 452. | Jones' Roundleaf Bat | Hipposideros jonesi | Burkina Faso, Cote d'Ivoire, Ghana, Guinea, Liberia, Mali, Nigeria, Sierra Leone |
| 453. | Juan Fernandez Fur Seal | Arctocephalus philippii | Chile, Peru |
| 454. | Ka'apor Capuchin | Cebus kaapori | Brazil |
| 455. | Kahuzi Swamp Shrew | Crocidura stenocephala | Democratic Republic of Congo (Zaire), Uganda |
| 456. | Kangaroo Island Dunnart | Sminthopsis aitkeni | Australia |
| 457. | Kangaroo Rat | Dipodomys nitratoides | California |
| 458. | Kashmir Gray Langur | Semnopithecus ajax | India |
| 459. | Kashmir Musk Deer | Moschus cupreus | Afghanistan, India, Pakistan |
| 460. | Kazbeg Birch Mouse | Sicista kazbegica | Georgia (Eurasia), Russia |
| 461. | Kelaart's Long-clawed Shrew | Feroculus feroculus | India, Sri Lanka |
| 462. | Key Largo Cotton Mouse | Peromyscus gossypinus allapaticola | Florida |
| 463. | Key Largo Woodrat | Neotoma floridana smalli | Florida |
| 464. | Kihaule's Mouse Shrew | Myosorex kihaulei | Tanzania |
| 465. | Killer Whale | Orcinus orca | Southern Resident DPS (Canada, USA - WA) |
| 466. | King Rat | Uromys rex | Solomon Islands |
| 467. | Kipunji | Rungwecebus kipunji | Tanzania |
| 468. | Kivu Long-haired Shrew | Crocidura lanosa | Democratic Republic of Congo (Zaire), Rwanda |
| 469. | Kloss's Gibbon | Hylobates klossii | Indonesia (Sumatra) |
| 470. | Kolar Leaf-nosed Bat | Hipposideros hypophyllus | India |
| 471. | Kondana Soft-furred Rat | Millardia kondana | India |
| 472. | Koopman's Pencil-tailed Tree Mouse | Chiropodomys karlkoopmani | Indonesia |
| 473. | Kouprey | Bos sauveli | Cambodia, Laos, Thailand, Vietnam |
| 474. | Kozlov's Pika | Ochotona koslowi | China (Qinghai, Xinjiang) |
| 475. | L'hoest's Monkey | Cercopithecus lhoesti | Cameroon, Upper eastern Congo R. Basin |
| 476. | Lamotte's Roundleaf Bat | Hipposideros lamottei | Guinea |
| 477. | Laotian Rock Rat | Laonastes aenigmamus | Laos |
| 478. | Lar Gibbon | Hylobates lar | China (Yunnan), Indonesia (Sumatra), Laos, Malay Peninsula, Myanmar, Thailand |
| 479. | Large Asian Leaf-nosed Bat | Hipposideros lekaguli | Malaysia, Philippines, Thailand |
| 480. | Large Desert Marsupial-mouse | Sminthopsis psammophila | Australia |
| 481. | Large Iron-gray Dwarf Lemur | Cheirogaleus ravus | Madagascar |
| 482. | Large Long-clawed Mouse | Chelemys megalonyx | Chile |
| 483. | Large-antlered Muntjac | Muntiacus vuquangensis | Cambodia, Laos, Vietnam |
| 484. | Large-eared Hutia | Capromys auritus | Cuba |
| 485. | Large-eared Pied Bat | Chalinolobus dwyeri | Australia |
| 486. | Large-headed Forest Shrew | Crocidura grandiceps | Cote d'Ivoire, Ghana, Guinea, Nigeria |
| 487. | Large-headed Rice Rat | Hylaeamys laticeps | Brazil |
| 488. | Leadbeater's Possum | Gymnobelideus leadbeateri | Australia |
| 489. | Least Woolly Bat | Kerivoula minuta | Indonesia, Malaysia |
| 490. | Lemuroid Ringtail Possum | Hemibelideus lemuroides | Australia (Queensland) |
| 491. | Leopard | Panthera pardus | Africa, Asia, Middle East |
| 492. | Lesser Dwarf Lemur | Cheirogaleus medius | Madagascar |
| 493. | Lesser Leaf-nosed Bat | Hipposideros turpis | Japan, Thailand, Vietnam |
| 494. | Lesser Long-nosed Bat | Leptonycteris curasoae yerbabuenae | Arizona, New Mexico |
| 495. | Lesser Rabbit Bandicoot | Macrotis leucura | Australia |
| 496. | Lesser Stick-nest Rat | Leporillus apicalis | Australia |
| 497. | Lesser Yellow-shouldered Bat | Sturnira nana | Peru |
| 498. | Lesuer's Rat-kangaroo | Bettongia lesueur | Australia |
| 499. | Liberian Mongoose | Liberiictis kuhni | Cote d'Ivoire, Liberia |
| 500. | Lion-tailed Macaque | Macaca silenus | India |
| 501. | Little Earth Hutia | Capromys sanfelipensis | Cuba |
| 502. | Little Hairy-footed Gerbil | Gerbillus gleadowi | India, Pakistan |
| 503. | Little Mariana Fruit Bat | Pteropus tokudae | West Pacific Ocean (USA - Guam) |
| 504. | Little Pied Bat | Chalinolobus picatus | Australia |
| 505. | Little Planigale | Planigale ingrami subtilissima | Australia |
| 506. | Little Spotted Cat | Leopardus tigrinus | Costa Rica to Northern Argentina |
| 507. | Lonchophylla concava | Lonchophylla concava | Colombia, Costa Rica, Ecuador, Panama |
| 508. | Long-footed Potoroo | Potorous longipes | Australia |
| 509. | Long-haired Spider Monkey | Ateles belzebuth | Brazil, Colombia, Ecuador, Peru, Venezuela |
| 510. | Long-headed Hill Rat | Bunomys prolatus | Indonesia |
| 511. | Long-tailed Big-footed Mouse | Macrotarsomys ingens | Madagascar |
| 512. | Long-tailed Chinchilla | Chinchilla lanigera | Chile |
| 513. | Long-tailed Marsupial-mouse | Sminthopsis longicaudata | Australia |
| 514. | Long-tailed Otter | Lontra longicaudis | South America |
| 515. | Long-tailed Talaud Mosaic-tailed Rat | Melomys talaudium | Indonesia |
| 516. | Lord Howe Long-eared Bat | Nyctophilus howensis | Australia |
| 517. | Los Chalchaleros' Vizcacha Rat | Salinoctomys loschalchalerosorum | Argentina |
| 518. | Lower Keys Marsh Rabbit | Sylvilagus palustris hefneri | Florida |
| 519. | Lowland Anoa | Bubalus depressicornis | Indonesia |
| 520. | Lowland Red Forest Rat | Nesomys lambertoni | Madagascar |
| 521. | Loyalty Bent-winged Bat | Miniopterus robustior | New Caledonia |
| 522. | Lund's Atlantic Tree Rat | Phyllomys lundi | Brazil |
| 523. | Luzon Hairy-tailed Rat | Batomys granti | Philippines |
| 524. | Maclaud's Horseshoe Bat | Rhinolophus maclaudi | Guinea |
| 525. | Madame Berthe's Mouse Lemur | Microcebus berthae | Madagascar |
| 526. | Madeira Pipistrelle | Pipistrellus maderensis | Portugal, Spain (Canary Islands) |
| 527. | Madura Horseshoe Bat | Rhinolophus madurensis | Indonesia |
| 528. | Magdalena Wood Rat | Xenomys nelsoni | Mexico |
| 529. | Mahogany Glider | Petaurus gracilis | Australia |
| 530. | Makira Flying Fox | Pteropus cognatus | Solomon Islands |
| 531. | Malabar Large-spotted Civet | Viverra civettina | India |
| 532. | Malagasy Civet | Fossa fossana | Madagascar |
| 533. | Malagasy Giant Jumping Rat | Hypogeomys antimena | Madagascar |
| 534. | Malagasy Mongoose | Eupleres goudotii | Madagascar |
| 535. | Malayan Water Shrew | Chimarrogale hantu | Malaysia |
| 536. | Mandrill | Mandrillus sphinx | Equatorial West Africa |
| 537. | Maned Wolf | Chrysocyon brachyurus | Argentina, Bolivia, Brazil, Paraguay, Uruguay |
| 538. | Mantiqueira Atlantic Tree Rat | Phyllomys mantiqueirensis | Brazil |
| 539. | Mantled Howler Monkey | Alouatta palliata | Mexico to South America |
| 540. | Manus Island Mosaic-tailed Rat | Melomys matambuai | Papua New Guinea |
| 541. | Manusela Mosaic-tailed Rat | Melomys fraterculus | Indonesia |
| 542. | Marbled Cat | Pardofelis marmorata | Indonesia, Nepal, Southeast Asia |
| 543. | Margarita Island Kangaroo Rat | Dipodomys margaritae | Mexico |
| 544. | Margay | Leopardus wiedii | Central and South America, Mexico |
| 545. | Marianas Flying Fox | Pteropus mariannus | Federated States of Micronesia, Guam, Northern Mariana Islands |
| 546. | Marine Otter | Lontra felina | Peru south to Straits of Magellan |
| 547. | Marinkelle's Sword-nosed Bat | Lonchorhina marinkellei | Colombia |
| 548. | Markhor | Capra falconeri | Afghanistan, Pakistan |
| 549. | Marley's Golden Mole | Amblysomus marleyi | South Africa |
| 550. | Marsh Deer | Blastocerus dichotomus | Argentina, Bolivia, Brazil, Paraguay, Uruguay |
| 551. | Mayan Deer Mouse | Peromyscus mayensis | Guatemala |
| 552. | Mearns's Squirrel | Tamiasciurus mearnsi | Mexico (Baja California) |
| 553. | Mediterranean Monk Seal | Monachus monachus | Mediterranean Sea, Northwest African Coast and Black Sea |
| 554. | Mentawai Archipelago Rat | Rattus lugens | Indonesia |
| 555. | Mentawai Langur | Presbytis potenziani | Indonesia |
| 556. | Mentawai Long-tailed Giant Rat | Leopoldamys siporanus | Indonesia |
| 557. | Mentawai Three-striped Squirrel | Lariscus obscurus | Indonesia |
| 558. | Mentawi Flying Squirrel | Iomys sipora | Indonesia |
| 559. | Mexican Agouti | Dasyprocta mexicana | Cuba, Mexico |
| 560. | Mexican Big-eared Bat | Corynorhinus mexicanus | Mexico |
| 561. | Mexican Bobcat | Lynx rufus escuinapae | Central Mexico |
| 562. | Mexican Long-nosed Bat | Leptonycteris nivalis | Central America, Mexico, New Mexico, Texas |
| 563. | Mexican Long-tongued Bat | Choeronycteris mexicana | Arizona, California, El Salvador, Guatemala, Honduras, Mexico, Nevada, New Mexico, Texas |
| 564. | Mexican Prairie Dog | Cynomys mexicanus | Mexico |
| 565. | Mexican Water Mouse | Rheomys mexicanus | Mexico |
| 566. | Miahuatlán Cotton Rat | Sigmodon planifrons | Mexico |
| 567. | Michoacan Pocket Gopher | Zygogeomys trichopus | Mexico |
| 568. | Miller's Nicobar Rat | Rattus burrus | India |
| 569. | Milne-Edward's Sifaka | Propithecus edwardsi | Madagascar |
| 570. | Milne-edwards' Macaque | Macaca thibetana | China |
| 571. | Milne-Edwards's Sportive Lemur | Lepilemur edwardsi | Madagascar |
| 572. | Mindanao Montane Forest Apomys | Apomys insignis | Philippines |
| 573. | Mindoro Striped Rat | Chrotomys mindorensis | Philippines |
| 574. | Mitred Leaf Monkey | Presbytis melalophos | Indonesia |
| 575. | Mittermeier's Mouse Lemur | Microcebus mittermeieri | Madagascar |
| 576. | Mongolian Beaver | Castor fiber birulai | Mongolia |
| 577. | Mongolian Marmot | Marmota sibirica | China, Mongolia, Russia |
| 578. | Monito Del Monte | Dromiciops gliroides | Argentina, Chile |
| 579. | Monster Rice Rat | Euryoryzomys lamia | Brazil |
| 580. | Montane Monkey-faced Bat | Pteralopex pulchra | Solomon Islands |
| 581. | Montane Mouse Shrew | Myosorex blarina | Democratic Republic of Congo (Zaire), Uganda |
| 582. | Montane Shaggy Rat | Dasymys montanus | Uganda |
| 583. | Moojen's Atlantic Spiny-rat | Trinomys moojeni | Brazil |
| 584. | Moor Macaque | Macaca maura | Indonesia (Sulawesi) |
| 585. | Morro Bay Kangaroo Rat | Dipodomys heermanni morroensis | California |
| 586. | Mount Graham Red Squirrel | Tamiasciurus hudsonicus grahamensis | Arizona |
| 587. | Mount Kahuzi African Climbing Mouse | Dendromus kahuziensis | Democratic Republic of Congo (Zaire) |
| 588. | Mountain Anoa | Bubalus quarlesi | Indonesia |
| 589. | Mountain Dwarf Galago | Galagoides orinus | Kenya, Tanzania |
| 590. | Mountain Nyala | Tragelaphus buxtoni | Ethiopia |
| 591. | Mountain Paca | Cuniculus taczanowskii | Bolivia, Colombia, Ecuador, Peru, Venezuela |
| 592. | Mountain Pademelon | Thylogale lanatus | Papua New Guinea |
| 593. | Mountain Pygmy Possum | Burramys parvus | Australia |
| 594. | Mountain Tapir | Tapirus pinchaque | Colombia, Ecuador and possibly Peru and Venezuela |
| 595. | Mountain Zebra | Equus zebra | Namibia, South Africa |
| 596. | Mt. Isarog Striped Rat | Chrotomys gonzalesi | Philippines |
| 597. | Mt. Lefo Brush-furred Rat | Lophuromys eisentrauti | Cameroon |
| 598. | Mt. Oku Kylomyscus | Hylomyscus grandis | Cameroon |
| 599. | Mt. Oku Rat | Lamottemys okuensis | Cameroon |
| 600. | Mueller's Bornean Gibbon | Hylobates muelleri | Brunei Darussalam, Indonesia (Kalimantan), Malaysia |
| 601. | Musso's Fish-eating Rat | Neusticomys mussoi | Venezuela |
| 602. | Namdapha Flying Squirrel | Biswamoyopterus biswasi | India |
| 603. | Negros Naked-backed Fruit Bat | Dobsonia chapmani | Philippines |
| 604. | Negros Shrew | Crocidura negrina | Philippines |
| 605. | Nelson's Antelope Squirrel | Ammospermophilus nelsoni | California |
| 606. | Nelson's Giant Deer Mouse | Megadontomys nelsoni | Mexico |
| 607. | Nelson's Small Eared Shrew | Cryptotis nelsoni | Mexico |
| 608. | Nelson's Spiny Pocket Mouse | Heteromys nelsoni | Guatemala, Mexico |
| 609. | Nelson's Woodrat | Neotoma nelsoni | Mexico |
| 610. | New Caledonia Long-eared Bat | Nyctophilus nebulosus | New Caledonia |
| 611. | New Caledonia Wattled Bat | Chalinolobus neocaledonicus | New Caledonia |
| 612. | New Georgia Monkey-faced Bat | Pteralopex taki | Solomon Islands |
| 613. | New Guinea Quoll | Dasyurus albopunctatus | Indonesia, Papua New Guinea |
| 614. | New Holland Mouse | Pseudomys novaehollandiae | Australia |
| 615. | New Zealand Greater Short-tailed Bat | Mystacina robusta | New Zealand |
| 616. | Nicobar Treeshrew | Tupaia nicobarica | India |
| 617. | Nicobar White-tailed Shrew | Crocidura nicobarica | India |
| 618. | Nile Lechwe | Kobus megaceros | Ethiopia, Sudan |
| 619. | Nilgiri Long-tailed Climbing Mouse | Vandeleuria nilagirica | India |
| 620. | Nilgiri Tahr | Nilgiritragus hylocrius | India |
| 621. | Nimba Otter Shrew | Micropotamogale lamottei | Cote d'Ivoire, Guinea, Liberia |
| 622. | Nimba Shrew | Crocidura nimbae | Cote d'Ivoire, Guinea, Liberia, Sierra Leone |
| 623. | Niobe's Shrew | Crocidura niobe | Burundi, Democratic Republic of Congo (Zaire), Uganda |
| 624. | North Andean Huemul | Hippocamelus antisensis | Argentina, Bolivia, Chile, Ecuador, Peru |
| 625. | Northern Chinese Flying Squirrel | Aeretes melanopterus | China |
| 626. | Northern Flying Squirrel | Glaucomys sabrinus | North Carolina, Tennessee, Virginia, West Virginia |
| 627. | Northern Glider | Petaurus abidi | Papua New Guinea |
| 628. | Northern Hairy-nosed Wombat | Lasiorhinus krefftii | Australia |
| 629. | Northern Hopping-mouse | Notomys aquilo | Australia |
| 630. | Northern Muriqui | Brachyteles hypoxanthus | Brazil |
| 631. | Northern Pig-tailed Macaque | Macaca leonina | Bangladesh, Cambodia, China, India, Laos, Myanmar, Thailand, Vietnam |
| 632. | Northern Quoll | Dasyurus hallucatus | Australia |
| 633. | Northern Rufous Mouse Lemur | Microcebus tavaratra | Madagascar |
| 634. | Northern Shrew Tenrec | Microgale jobihely | Madagascar |
| 635. | Northern Sportive Lemur | Lepilemur septentrionalis | Madagascar |
| 636. | Northern Swift Fox | Vulpes velox hebes | Canada |
| 637. | Northern Water Rat | Paraleptomys rufilatus | Indonesia, Papua New Guinea |
| 638. | Northern White Rhinoceros | Ceratotherium simum cottoni | Central African Republic, Democratic Republic of Congo (Zaire), Sudan, Uganda |
| 639. | Numbat | Myrmecobius fasciatus | Australia |
| 640. | Oaxacan Giant Deer Mouse | Megadontomys cryophilus | Mexico |
| 641. | Ocelot | Leopardus pardalis | USA (Arizona, Texas) to Central and South America |
| 642. | Okinawa Spiny Rat | Tokudaia muenninki | Japan |
| 643. | Oku Mouse Shrew | Myosorex okuensis | Cameroon |
| 644. | Olalla Brothers' Titi Monkey | Callicebus olallae | Bolivia |
| 645. | Oliver's Warty Pig | Sus oliveri | Philippines |
| 646. | Omilteme Cottontail | Sylvilagus insonus | Mexico |
| 647. | Orbiculus Leaf-nosed Bat | Hipposideros orbiculus | Indonesia, Malaysia |
| 648. | Orinoco Agouti | Dasyprocta guamara | Venezuela |
| 649. | Otter Civet | Cynogale bennettii | Brunei Darussalam, Indonesia, Malaysia, Thailand |
| 650. | Pacific Degu | Octodon pacificus | Chile |
| 651. | Pacific Pocket Mouse | Perognathus longimembris pacificus | California |
| 652. | Pacific Sheath-tailed Bat | Emballonura semicaudata | American Samoa, Federated States of Micronesia, Fiji, Northern Mariana Islands, Palau, Samoa, Tonga |
| 653. | Pagai Island Macaque | Macaca pagensis | Indonesia |
| 654. | Pagai Spiny Rat | Maxomys pagensis | Indonesia |
| 655. | Pagi Island Langur | Nasalis concolor | Indonesia |
| 656. | Painted Tree Rat | Callistomys pictus | Brazil |
| 657. | Palawan Flying Fox | Acerodon leucotis | Philippines |
| 658. | Palawan Flying Squirrel | Hylopetes nigripes | Philippines |
| 659. | Palmer's Chipmunk | Tamias palmeri | Nevada |
| 660. | Pampas Cat | Leopardus colocolo | Argentina, Bolivia, Brazil, Chile, Ecuador, Paraguay, Peru, Uruguay |
| 661. | Pampas Deer | Ozotoceros bezoarticus | Argentina, Bolivia, Brazil, Paraguay, Uruguay |
| 662. | Panaeati Bare-backed Fruit Bat | Dobsonia pannietensis | Papua New Guinea |
| 663. | Panay Bushy-tailed Cloud Rat | Crateromys heaneyi | Philippines |
| 664. | Paraguana Mustached Bat | Pteronotus paraguanensis | Venezuela |
| 665. | Paraguana Spiny Pocket Mouse | Heteromys oasicus | Venezuela |
| 666. | Parma Wallaby | Macropus parma | Australia |
| 667. | Patagonian Cavy | Dolichotis patagonum | Argentina |
| 668. | Paula's Long-nosed Rat | Paulamys naso | Indonesia |
| 669. | Pearson's Long-clawed Shrew | Solisorex pearsoni | Sri Lanka |
| 670. | Pearson's Tuco-tuco | Ctenomys pearsoni | Argentina, Uruguay |
| 671. | Peleng Island Tarsier | Tarsius pelengensis | Indonesia (Sulawesi) |
| 672. | Peleng Leaf-nosed Bat | Hipposideros pelingensis | Indonesia |
| 673. | Peninsular Myotis | Myotis peninsularis | Mexico |
| 674. | Pennant's Red Colobus | Procolobus pennantii | Equatorial Guinea (Bioko), Nigeria, Republic of Congo |
| 675. | Pere David's Deer | Elaphurus davidianus | China |
| 676. | Perote Deer Mouse | Peromyscus bullatus | Mexico |
| 677. | Perote Ground Squirrel | Spermophilus perotensis | Mexico |
| 678. | Perrier's Sifaka | Propithecus perrieri | Madagascar |
| 679. | Persian Fallow Deer | Dama mesopotamica | Iran, Iraq |
| 680. | Pfeiffer's Red Bat | Lasiurus pfeifferi | Cuba |
| 681. | Phayre's Leaf-monkey | Trachypithecus phayrei | Bangladesh, China, India, Laos, Myanmar, Thailand, Vietnam |
| 682. | Philippine Dawn Bat | Eonycteris robusta | Philippines |
| 683. | Philippine Tube-nosed Fruit Bat | Nyctimene rabori | Philippines |
| 684. | Pied Tamarin | Saguinus bicolor | Brazil |
| 685. | Pig-footed Bandicoot | Chaeropus ecaudatus | Australia |
| 686. | Pig-tailed Langur | Simias concolor | Indonesia |
| 687. | Pilar Tuco-tuco | Ctenomys pilarensis | Paraguay |
| 688. | Pileated Gibbon | Hylobates pileatus | Southeast Asia |
| 689. | Pink Fairy Armadillo | Chlamyphorus truncatus | Argentina |
| 690. | Point Arena Mountain Beaver | Aplodontia rufa nigra | California |
| 691. | Poncelet's Giant Rat | Solomys ponceleti | Papua New Guinea, Solomon Islands |
| 692. | Porteous's Tuco-tuco | Ctenomys porteousi | Argentina |
| 693. | Preuss' Red Colobus Monkey | Procolobus preussi | Cameroon |
| 694. | Preuss's Monkey | Cercopithecus preussi | Cameroon, Equatorial Guinea (Bioko), Nigeria |
| 695. | Pribilof Island Shrew | Sorex pribilofensis | Alaska |
| 696. | Proboscis Monkey | Nasalis larvatus | Borneo |
| 697. | Pronghorn | Antilocapra americana | Arizona, Mexico |
| 698. | Proserpine Rock Wallaby | Petrogale persephone | Australia |
| 699. | Przewalski's Gazelle | Procapra przewalskii | China |
| 700. | Przewalski's Horse | Equus przewalskii | China, Mongolia |
| 701. | Pudu | Pudu pudu | Southern South America |
| 702. | Puebla Deer Mouse | Peromyscus mekisturus | Mexico |
| 703. | Puku | Kobus vardonii | Angola, Botswana, Democratic Republic of Congo (Zaire), Malawi, Tanzania, Zambia |
| 704. | Purple-faced Langur | Trachypithecus vetulus | Sri Lanka |
| 705. | Pygmy Chimpanzee | Pan paniscus | Democratic Republic of Congo (Zaire) |
| 706. | Pygmy Hippopotamus | Choeropsis liberiensis | Cote d'Ivoire, Guinea, Liberia, Sierra Leone |
| 707. | Pygmy Hog | Sus salvanius | Bhutan, India, Nepal, Sikkim |
| 708. | Pygmy Mouse Lemur | Microcebus myoxinus | Madagascar |
| 709. | Pygmy Rabbit | Brachylagus idahoensis | USA - Columbia Basin DPS |
| 710. | Pygmy Raccoon | Procyon pygmaeus | Mexico |
| 711. | Pygmy Three-toed Sloth | Bradypus pygmaeus | Panama |
| 712. | Pyrenean Ibex | Capra pyrenaica pyrenaica | Spain |
| 713. | Quechuan Hocicudo | Oxymycterus hucucha | Bolivia |
| 714. | Queensland Rat-kangaroo | Bettongia tropica | Australia |
| 715. | Quokka | Setonix brachyurus | Australia |
| 716. | Rabbit Bandicoot | Macrotis lagotis | Australia |
| 717. | Rahm's Brush-furred Rat | Lophuromys rahmi | Democratic Republic of Congo (Zaire), Rwanda, Uganda |
| 718. | Randrianasoli's Sportive Lemur | Lepilemur randrianasoli | Madagascar |
| 719. | Ranjini's Field Rat | Rattus ranjiniae | India |
| 720. | Ravelobe Mouse Lemur | Microcebus ravelobensis | Madagascar |
| 721. | Red Deer | Cervus elaphus | Afghanistan, Algeria, Bhutan, China, France, India, Morocco, Pakistan, Tunisia |
| 722. | Red Panda | Ailurus fulgens | Bhutan, China, India, Laos, Nepal |
| 723. | Red Ruffed Lemur | Varecia rubra | Malagasy Republic (Madagascar) |
| 724. | Red Serow | Capricornis rubidus | Myanmar |
| 725. | Red Slender Loris | Loris tardigradus | Sri Lanka |
| 726. | Red Tree Vole | Arborimus longicaudus | California, Oregon |
| 727. | Red Wolf | Canis rufus | USA (SE US, west to central Texas) |
| 728. | Red-and-gray Mouse Lemur | Microcebus griseorufus | Madagascar |
| 729. | Red-backed Squirrel Monkey | Saimiri oerstedii | Costa Rica, Panama |
| 730. | Red-eared Nose-spotted Monkey | Cercopithecus erythrotis | Cameroon, Fernando Po, Nigeria |
| 731. | Red-fronted Brown Lemur | Eulemur rufifrons | Madagascar |
| 732. | Red-handed Howler Monkey | Alouatta belzebul | Brazil |
| 733. | Red-handed Howling Monkey | Alouatta ululata | Brazil |
| 734. | Red-nosed Tree Rat | Phyllomys brasiliensis | Brazil |
| 735. | Red-tailed Sportive Lemur | Lepilemur ruficaudatus | Malagasy Republic (Madagascar) |
| 736. | Reig's Aepeomys | Aepeomys reigi | Venezuela |
| 737. | Reig's Tuco-tuco | Ctenomys osvaldoreigi | Argentina |
| 738. | Right Whale | Balaena glacialis | Northern Oceans |
| 739. | Right Whale | Balaena japonica | Canada (British Columbia), China, Japan, Korea, Mexico (Baja California), Russia, Taiwan, United States and Hawaii |
| 740. | Ring-tailed Lemur | Lemur catta | Malagasy Republic (Madagascar) |
| 741. | Riparian Brush Rabbit | Sylvilagus bachmani riparius | California |
| 742. | Riparian Woodrat | Neotoma fuscipes riparia | California |
| 743. | Riverine Rabbit | Bunolagus monticularis | South Africa (Northern Cape Province, Western Cape Province) |
| 744. | Roatan Island Agouti | Dasyprocta ruatanica | Honduras (Honduran Caribbean Is.) |
| 745. | Robust Cottontail | Sylvilagus robustus | New Mexico, Texas |
| 746. | Robust Golden Mole | Amblysomus robustus | South Africa |
| 747. | Rodrigues Fruit Bat | Pteropus rodricensis | Indian Ocean (Rodrigues Island) |
| 748. | Roig's Tuco-tuco | Ctenomys roigi | Argentina |
| 749. | Rondo Bushbaby | Galagoides rondoensis | Tanzania |
| 750. | Royle's Mountain Vole | Alticola roylei | India |
| 751. | Rumpi Mouse Shrew | Myosorex rumpii | Cameroon |
| 752. | Ryukyu Rabbit | Pentalagus furnessi | Japan (Ryukyu Islands) |
| 753. | Ryukyu Shrew | Crocidura orii | Japan |
| 754. | Ryukyu Spiny Rat | Tokudaia tokunoshimensis | Japan |
| 755. | Ryukyu Tube-nosed Bat | Murina ryukyuana | Japan |
| 756. | Ryukyus Islands Tree Rat | Diplothrix legata | Japan |
| 757. | Sahamalaza Sportive Lemur | Lepilemur sahamalazensis | Madagascar |
| 758. | Saiga Antelope | Saiga tatarica | Kazakhstan, Mongolia, Russia, Turkmenistan, Uzbekistan |
| 759. | Saimaa Ringed Seal | Phoca hispida saimensis | Finland (Lake Saimaa) |
| 760. | Salim Ali's Fruit Bat | Latidens salimalii | India |
| 761. | Salt Marsh Harvest Mouse | Reithrodontomys raviventris | California |
| 762. | Sambirano Mouse Lemur | Microcebus sambiranensis | Madagascar |
| 763. | San Bernardino Merriam's Kangaroo Rat | Dipodomys merriami parvus | California |
| 764. | San Cristobal Shrew | Sorex stizodon | Mexico |
| 765. | San Esteban Deer Mouse | Peromyscus stephani | Mexico |
| 766. | San Joaquin Kit Fox | Vulpes macrotis mutica | California |
| 767. | San Jose Island Kangaroo Rat | Dipodomys insularis | Mexico |
| 768. | San Lorenzo Deer Mouse | Peromyscus interparietalis | Mexico |
| 769. | San Quintin Kangaroo Rat | Dipodomys gravipes | Mexico |
| 770. | Sanborn's Grass Mouse | Abrothrix sanborni | Argentina, Chile |
| 771. | Sand Cat | Felis margarita | Africa, Asia, Europe, Middle East |
| 772. | Sand Gazelle | Gazella subgutturosa marica | Arabian Peninsula, Jordan |
| 773. | Sandy Mole Rat | Spalax arenarius | Ukraine |
| 774. | Sanford's Brown Lemur | Eulemur sanfordi | Madagascar |
| 775. | Sangihe Island Tarsier | Tarsius sangirensis | Indonesia (Sulawesi) |
| 776. | Sanje Crested Mangabey | Cercocebus sanjei | Tanzania |
| 777. | Santa Catarina's Guinea Pig | Cavia intermedia | Brazil |
| 778. | Santa Cruz Mouse | Peromyscus sejugis | Mexico |
| 779. | Sao Tome Collared Fruit Bat | Myonycteris brachycephala | Sao Tome and Principe |
| 780. | Sao Tome Free-tailed Bat | Tadarida tomensis | Sao Tome and Principe |
| 781. | Sao Tome Shrew | Crocidura thomensis | Sao Tome and Principe |
| 782. | Saola | Pseudoryx nghetinhensis | Laos, Vietnam |
| 783. | Scaly-tailed Possum | Wyulda squamicaudata | Australia |
| 784. | Schmidly's Deer Mouse | Habromys schmidlyi | Mexico |
| 785. | Scimitar-horned Oryx | Oryx dammah | North Africa |
| 786. | Sclater's Shrew | Sorex sclateri | Mexico |
| 787. | Sea Otter | Enhydra lutris | Canada, Japan, Mexico, Russia, United States |
| 788. | Sei Whale | Balaenoptera borealis | Oceans |
| 789. | Seladang | Bos gaurus | Bangladesh, India, Southeast Asia |
| 790. | Seram Bandicoot | Rhynchomeles prattorum | Indonesia |
| 791. | Seram Island Mountain Rat | Nesoromys ceramicus | Indonesia |
| 792. | Serow | Naemorhedus sumatraensis | East Asia, Sumatra |
| 793. | Seychelles Sheath-tailed Bat | Coleura seychellensis | Indian Ocean (Seychelles) |
| 794. | Shapo | Ovis vignei vignei | Kashmir |
| 795. | Shark Bay Mouse | Pseudomys praeconis | Australia |
| 796. | Short-eared Dog | Atelocynus microtis | Bolivia, Brazil, Colombia, Ecuador, Peru |
| 797. | Short-tailed Brush-furred Rat | Lophuromys brevicaudus | Ethiopia |
| 798. | Short-tailed Chinchilla | Chinchilla chinchilla | Bolivia |
| 799. | Short-tailed Mosaic-tailed Rat | Melomys caurinus | Indonesia |
| 800. | Shortridge's Langur | Trachypithecus shortridgei | China, Myanmar |
| 801. | Shortridge's Mouse | Pseudomys shortridgei | Australia |
| 802. | Siamang | Symphalangus syndactylus | Indonesia, Malaysia |
| 803. | Siberian Musk Deer | Moschus moschiferus | China |
| 804. | Siberut Flying Squirrel | Petinomys lugens | Indonesia |
| 805. | Siberut Macaque | Macaca siberu | Indonesia |
| 806. | Sibree's Dwarf Lemur | Cheirogaleus sibreei | Madagascar |
| 807. | Sichuan Snub-nosed Monkey | Rhinopithecus roxellana | China |
| 808. | Sika Deer | Cervus nippon | China, Japan, Taiwan |
| 809. | Silent Grass Mouse | Akodon surdus | Peru |
| 810. | Silky Sifaka | Propithecus candidus | Madagascar |
| 811. | Silver Pika | Ochotona argentata | China (Ningxia) |
| 812. | Silver Rice Rat | Oryzomys palustris natator | Florida |
| 813. | Silvery Gibbon | Hylobates moloch | Indonesia (Jawa) |
| 814. | Silvery-brown Bare-face Tamarin | Saguinus leucopus | Colombia |
| 815. | Simalur Archipelago Rat | Rattus simalurensis | Indonesia |
| 816. | Simmon's Mouse Lemur | Microcebus simmonsi | Madagascar |
| 817. | Singapore Roundleaf Horseshoe Bat | Hipposideros ridleyi | Malaysia |
| 818. | Sipora Flying Squirrel | Hylopetes sipora | Indonesia |
| 819. | Sir David's Long-beaked Echidna | Zaglossus attenboroughi | Indonesia |
| 820. | Slender-horned Gazelle | Gazella leptoceros | Algeria, Egypt, Libya, Sudan |
| 821. | Slender-tailed Deer Mouse | Habromys lepturus | Mexico |
| 822. | Small Dorcopsis | Dorcopsulus vanheurni | Indonesia, Papua New Guinea |
| 823. | Small Iron-gray Dwarf Lemur | Cheirogaleus minusculus | Madagascar |
| 824. | Small Woolly Bat | Kerivoula intermedia | Brunei Darussalam, Indonesia, Malaysia |
| 825. | Small-toothed Fruit Bat | Neopteryx frosti | Indonesia |
| 826. | Small-toothed Sportive Lemur | Lepilemur microdon | Madagascar |
| 827. | Smith's Shrew | Chodsigoa smithii | China |
| 828. | Smokey Bat | Amorphochilus schnablii | Chile, Ecuador, Peru |
| 829. | Smoky Flying Squirrel | Pteromyscus pulverulentus | Brunei Darussalam, Indonesia, Malaysia, Thailand |
| 830. | Smoky Mouse | Pseudomys fumeus | Australia |
| 831. | Snow Leopard | Uncia uncia | Central Asia, Middle East |
| 832. | Social Tuco-tuco | Ctenomys sociabilis | Argentina |
| 833. | Solitary Fruit-eating Bat | Artibeus incomitatus | Panama |
| 834. | South American Tapir | Tapirus terrestris | Colombia and Venezuela south to Paraguay and Argentina |
| 835. | South Andean Huemul | Hippocamelus bisulcus | Argentina, Chile |
| 836. | Southeast Asian Long-fingered Bat | Miniopterus fuscus | Japan |
| 837. | Southern Flat-tailed Dwarf Lemur | Cheirogaleus adipicaudatus | Madagascar |
| 838. | Southern Hutia | Mysateles meridionalis | Cuba |
| 839. | Southern Long-nosed Armadillo | Dasypus hybridus | Argentina, Brazil, Paraguay, Uruguay |
| 840. | Southern Pig-tailed Macaque | Macaca nemestrina | Brunei Darussalam, Indonesia (Kalimantan), Malaysia, Singapore, Thailand |
| 841. | Southern Planigale | Planigale tenuirostris | Australia |
| 842. | Southern Right Whale | Balaena australis | Oceans |
| 843. | Southern River Otter | Lontra provocax | Argentina, Chile |
| 844. | Southern Tuco-tuco | Ctenomys australis | Argentina |
| 845. | Spanish Lynx | Felis pardina | Portugal, Spain |
| 846. | Speke's Gazelle | Gazella spekei | Somalia |
| 847. | Sperm Whale | Physeter macrocephalus | Oceans |
| 848. | Spix's Red-handed Howler Monkey | Alouatta discolor | Brazil |
| 849. | Spotted Linsang | Prionodon pardicolor | Assam, Burma, Cambodia, Laos, Nepal, Vietnam |
| 850. | Spotted-tailed Quoll | Dasyurus maculatus | Australia |
| 851. | Sri Lankan Highland Tree Mouse | Vandeleuria nolthenii | Sri Lanka |
| 852. | Sri Lankan Long-tailed Shrew | Crocidura miya | Sri Lanka |
| 853. | Sri Lankan Mountain Rat | Rattus montanus | Sri Lanka |
| 854. | Steller Sea-lion | Eumetopias jubatus | Alaska, California, Canada, North Pacific Ocean, Oregon, Russia, Washington |
| 855. | Stephen's Kangaroo Rat | Dipodomys cascus | California |
| 856. | Stephen's Kangaroo Rat | Dipodomys stephensi | California |
| 857. | Stick-nest Rat | Leporillus conditor | Australia |
| 858. | Straw-coloured Fruit Bat | Eidolon helvum | Africa, Asia, Middle East |
| 859. | Striped Hyena | Hyaena hyaena barbara | Algeria, Morocco, Tunisia |
| 860. | Stump-tailed Macaque | Macaca arctoides | Cambodia, China, India, Laos, Malaysia, Myanmar, Thailand, Vietnam |
| 861. | Sulawesi Bear Cuscus | Ailurops ursinus | Indonesia |
| 862. | Sulawesi Spiny Rat | Echiothrix leucura | Indonesia |
| 863. | Sumatran Orangutan | Pongo abelii | Sumatra |
| 864. | Sumatran Rhinoceros | Dicerorhinus sumatrensis | Bangladesh to Vietnam to Indonesia (Borneo) |
| 865. | Sunda Fruit Bat | Acerodon mackloti | Indonesia |
| 866. | Sunda Pangolin | Manis javanica | Brunei Darussalam, Cambodia, Indonesia, Laos, Malaysia, Myanmar, Singapore, Thailand, Vietnam |
| 867. | Superagui Lion Tamarin | Leontopithecus caissara | Brazil |
| 868. | Swamp Deer | Cervus duvaucelii | India, Nepal |
| 869. | Taita Shrew | Suncus aequatorius | Kenya |
| 870. | Talaud Bear Cuscus | Ailurops melanotis | Indonesia |
| 871. | Talaud Fruit Bat | Acerodon humilis | Indonesia |
| 872. | Tamaraw | Bubalus mindorensis | Philippines |
| 873. | Tamaulipan Woodrat | Neotoma angustapalata | Mexico |
| 874. | Tana River Mangabey | Cercocebus galeritus galeritus | Kenya |
| 875. | Tana River Red Colobus Monkey | Procolobus rufomitratus | Kenya |
| 876. | Tanzanian Shrew | Crocidura tansaniana | Tanzania |
| 877. | Tanzanian Woolly Bat | Kerivoula africana | Tanzania |
| 878. | Tarabundi Vole | Microtus oaxacensis | Mexico |
| 879. | Tarella Shrew | Crocidura tarella | Democratic Republic of Congo (Zaire), Uganda |
| 880. | Tasmanian Devil | Sarcophilus harrisii | Australia (Tasmania) |
| 881. | Tasmanian Forester Kangaroo | Macropus giganteus tasmaniensis | Australia (Tasmania) |
| 882. | Tasmanian Tiger | Thylacinus cynocephalus | Australia |
| 883. | Tate's Triok | Dactylopsila tatei | Papua New Guinea |
| 884. | Tehuantepec Jackrabbit | Lepus flavigularis | Mexico |
| 885. | Telefomin Cuscus | Phalanger matanim | Papua New Guinea |
| 886. | Telford's Shrew | Crocidura telfordi | Tanzania |
| 887. | Temnick's Ground Pangolin | Manis temminckii | Africa |
| 888. | Temotu Flying Fox | Pteropus nitendiensis | Solomon Islands |
| 889. | Tenkile | Dendrolagus scottae | Papua New Guinea |
| 890. | Thailand Leaf-nosed Bat | Hipposideros halophyllus | Thailand |
| 891. | Thin-spined Porcupine | Chaetomys subspinosus | Brazil |
| 892. | Thomas's Big-eared Bat | Pharotis imogene | Papua New Guinea |
| 893. | Thomas's Big-eared Brown Bat | Histiotus laephotis | Argentina, Bolivia, Peru |
| 894. | Thomas's Giant Deer Mouse | Megadontomys thomasi | Mexico |
| 895. | Thomson's Gazelle | Eudorcas thomsonii | Kenya, Tanzania |
| 896. | Tibetan Antelope | Pantholops hodgsonii | China, India, Nepal |
| 897. | Tiger | Panthera tigris | Temperate and Tropical Asia |
| 898. | Togian Islands Babirusa | Babyrousa togeanensis | Indonesia |
| 899. | Tonkean Black Macaque | Macaca tonkeana | Indonesia (Sulawesi) |
| 900. | Tonkin Snub-nosed Monkey | Rhinopithecus avunculus | Vietnam |
| 901. | Toque Macaque | Macaca sinica | Sri Lanka |
| 902. | Torres's Crimson-nosed Rat | Bibimys torresi | Argentina |
| 903. | Townsend's Big-eared Bat | Corynorhinus townsendii | Arkansas, Kentucky, Missouri, North Carolina, Oklahoma, Virginia, West Virginia |
| 904. | Tres Marias Cottontail | Sylvilagus graysoni | Mexico |
| 905. | Tres Marias Deer Mouse | Peromyscus madrensis | Mexico |
| 906. | Tropical Pocket Gopher | Geomys tropicalis | Mexico |
| 907. | Tuco-tuco Of The Dunes | Ctenomys flamarioni | Brazil |
| 908. | Tufted Deer | Elaphodus cephalophus | China, Myanmar |
| 909. | Tumbala Climbing Rat | Tylomys tumbalensis | Mexico |
| 910. | Udzungwa Red Colobus | Procolobus gordonorum | Tanzania |
| 911. | Unicolored Oldfield Mouse | Thomasomys monochromos | Colombia |
| 912. | Unicolored Tree Rat | Phyllomys unicolor | Brazil |
| 913. | Urial | Ovis musimon ophion | Cyprus |
| 914. | Usambara Shrew | Crocidura usambarae | Tanzania |
| 915. | Utah Prairie Dog | Cynomys parvidens | Utah |
| 916. | Van der Decken's Sifaka | Propithecus deckenii | Madagascar |
| 917. | Van Deusen's Rat | Rattus vandeuseni | Papua New Guinea |
| 918. | Van Gelder's Bat | Bauerus dubiaquercus | Belize, Guatemala, Honduras, Mexico, Nicaragua |
| 919. | Van Zyl's Golden Mole | Cryptochloris zyli | South Africa |
| 920. | Vancouver Island Marmot | Marmota vancouverensis | Canada (Vancouver Island) |
| 921. | Vanikoro Flying Fox | Pteropus tuberculatus | Solomon Islands |
| 922. | Vaquita | Phocoena sinus | Mexico (Gulf of California) |
| 923. | Variegated Spider Monkey | Ateles hybridus | Colombia, Venezuela |
| 924. | Verreaux's Sifaka | Propithecus verreauxi | Madagascar |
| 925. | Vicuna | Vicugna vicugna | South America (Andes) |
| 926. | Vincent's Bush Squirrel | Paraxerus vincenti | Mozambique |
| 927. | Vinogradov's Jerboa | Allactaga vinogradovi | Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan |
| 928. | Visayan Deer | Cervus alfredi | Philippines |
| 929. | Visayan Warty Pig | Sus cebifrons | Philippines |
| 930. | Volcano Rabbit | Romerolagus diazi | Mexico |
| 931. | Walia Ibex | Capra walie | Ethiopia |
| 932. | Ward's Red-backed Vole | Eothenomys wardi | China |
| 933. | Watts's Spiny Rat | Maxomys wattsi | Indonesia |
| 934. | Weasel Lemur | Lepilemur mustelinus | Madagascar |
| 935. | West African Red Colobus | Procolobus badius | Cote d'Ivoire, Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Senegal, Sierra Leone |
| 936. | West Caucasian Tur | Capra caucasica | Georgia (Eurasia), Russia |
| 937. | West Indian Manatee | Trichechus manatus | Caribbean Sea, South America, Southeastern USA |
| 938. | Western Barbastelle | Barbastella barbastellus | Africa, Asia, Europe |
| 939. | Western False Pipistrelle | Falsistrellus mackenziei | Australia |
| 940. | Western Gerbil | Gerbillus hesperinus | Mexico |
| 941. | Western Giant Eland | Taurotragus derbianus derbianus | Senegal to Ivory Coast |
| 942. | Western Hare Wallaby | Lagorchestes hirsutus | Australia |
| 943. | Western Lesser Bamboo Lemur | Hapalemur occidentalis | Malagasy Republic (Madagascar) |
| 944. | Western Long-beaked Echidna | Zaglossus bruijnii | Indonesia |
| 945. | Western Lowland Gorilla | Gorilla gorilla | Central and Western Africa |
| 946. | Western Mouse | Pseudomys occidentalis | Australia |
| 947. | Western Quoll | Dasyurus geoffroii | Australia |
| 948. | Western Woolly Lemur | Avahi occidentalis | Madagascar |
| 949. | White-cheeked Crested Gibbon | Nomascus leucogenys | China (Yunnan), Laos, Vietnam |
| 950. | White-cheeked Spider Monkey | Ateles marginatus | Brazil (Mato Grosso, Para) |
| 951. | White-collared Brown Lemur | Eulemur cinereiceps | Madagascar |
| 952. | White-collared Mangabey | Cercocebus torquatus | Nigeria to Gabon, Senegal to Ghana |
| 953. | White-eared Marmoset | Callithrix aurita | Brazil |
| 954. | White-eared Pocket Mouse | Perognathus alticolus | California |
| 955. | White-footed Sportive Lemur | Lepilemur leucopus | Madagascar |
| 956. | White-headed Langur | Trachypithecus poliocephalus | China, Vietnam |
| 957. | White-nosed Saki | Chiropotes albinasus | Brazil |
| 958. | White-tailed Deer | Odocoileus virginianus | Florida, Oregon and Washington (along the Columbian River) |
| 959. | White-tailed Mouse | Mystromys albicaudatus | Lesotho, South Africa |
| 960. | White-throated Guenon | Cercopithecus erythrogaster | Western Nigeria |
| 961. | White-tipped Tuft-tailed Rat | Eliurus penicillatus | Madagascar |
| 962. | Wied's Black-tufted-ear Marmoset | Callithrix kuhlii | Brazil |
| 963. | Wild Asian Buffalo | Bubalus arnee | Bhutan, Cambodia, India, Myanmar, Nepal, Thailand, Vietnam |
| 964. | Wild Yak | Bos grunniens | China (Tibet), India |
| 965. | Wimmer's Shrew | Crocidura wimmeri | Cote d'Ivoire |
| 966. | Wolverine | Gulo gulo | Canada, China, Estonia, Finland, Mongolia, Norway, Russia, Sweden, United States |
| 967. | Wondiwoi Tree-kangaroo | Dendrolagus mayri | Indonesia |
| 968. | Wood Bison | Bison bison athabascae | Canada |
| 969. | Wood Sprite Gracile Mouse Opossum | Gracilinanus dryas | Colombia, Venezuela |
| 970. | Woodland Caribou | Rangifer tarandus caribou | British Columbia, Idaho, Washington |
| 971. | Woodland Oldfield Mouse | Thomasomys hylophilus | Colombia, Venezuela |
| 972. | Woodlark Cuscus | Phalanger lullulae | Papua New Guinea |
| 973. | Woolly Spider Monkey | Brachyteles arachnoides | Brazil |
| 974. | Yalden's Desmomys | Desmomys yaldeni | Ethiopia |
| 975. | Yanbaru Whiskered Bat | Myotis yanbarensis | Japan |
| 976. | Yarkand Hare | Lepus yarkandensis | China |
| 977. | Yellow Isthmus Rat | Isthmomys flavidus | Panama |
| 978. | Yellow-cheeked Gibbon | Nomascus gabriellae | Cambodia, Laos, Vietnam |
| 979. | Yellow-footed Rock Wallaby | Petrogale xanthopus | Australia |
| 980. | Yellow-tailed Woolly Monkey | Oreonax flavicauda | Andes of Northern Peru |
| 981. | Yonenaga's Atlantic Spiny-rat | Trinomys yonenagae | Brazil |
| 982. | Yunnan Snub-nosed Monkey | Rhinopithecus bieti | China |
| 983. | Zambian Mole Rat | Cryptomys anselli | Zambia |
| 984. | Zanzibar Red Colobus Monkey | Procolobus kirkii | Tanzania |
| 985. | Zanzibar Suni | Neotragus moschatus moschatus | Zanzibar (and nearby islands) |
| 986. | Zempoaltepec Vole | Microtus umbrosus | Mexico |
| 987. | Ziama Horseshoe Bat | Rhinolophus ziama | Guinea, Liberia |
| 988. | Zuniga's Dark Rice Rat | Melanomys zunigae | Peru |
