- baby mammal
- baby badger
- baby black-footed ferret
- baby coyote
- baby ermine
- baby fisher
- baby least weasel
- baby little brown bat
- baby long-tailed weasel
- baby marten
- baby mink
- baby raccoon
- baby river otter
- baby sea otter
- baby striped skunk
- baby western spotted skunk
- baby wolverine
- barren-ground caribou calf
- bear cub
- bobcat kitten
- cougar kitten
- fox cub
- lynx kitten
- moose calf
- white-tailed deer fawn
- wolf cub
- bat (Order Chiroptera)
- free-tailed bat
- big free-tailed bat (Tadarida sapiens)
- smooth-faced bat
- big brown bat (Eptesicus fuscus)
- California bat (Myotis californicus)
- eastern pippistrelle (Pipistrellus subflabus)
- evening bat (Nycticeius humeralis)
- fringed bat (Sciurus niger)
- hoary bat (Lasiurus cinereus)
- Keen's bat (Myotis keenii)
- little brown bat (Myotis lucifugus)
- long-eared bat (Myotis evotis)
- long-legged bat (Myotis volans)
- pallid bat (Antrozous pallidus)
- red bat (Lasiurus borealis)
- silver-haired bat (Lasionycteris noctivagans)
- small-footed bat (Myotis leibii)
- Townsend's big-eared bat (Plecotus townsendii)
- Yuma bat (Myotis yumamensis)
- free-tailed bat
- carnivore
- bear
- black bear (Ursus americanus Pallas)
- grizzly bear (Ursus arctos Linnaeus)
- polar bear (Ursus maritimus)
- cat
- dog
- raccoon (Procyon lotor)
- weasel
- badger (Taxidea taxus)
- black-footed ferret (Mustela nigripes)
- ermine (Mustella erminea)
- fisher (Martes pennanti)
- least weasel (Mustela nivalis)
- long-tailed weasel (Mustela frenata)
- marten (Martes americana)
- mink (Mustela vison)
- river otter (Lontra canadensis)
- sea otter (Enhydra lutris)
- striped skunk (Mephitis mephitis)
- western spotted skunk (Spilogale gracilis)
- wolverine (Gulo gulo)
- bear
- cloven-hoofed mammal
- antelope, cattle, sheep or goat
- bighorn sheep (Ovis canadensis)
- bison (Bison bison)
- plains bison (Bison bison bison)
- wood bison (Bison bison athabascae)
- Dall's sheep (Ovis dalli)
- mountain goat (Oreamnos americanus)
- muskox (Ovibos moschatus)
- bighorn sheep (Ovis canadensis)
- deer
- caribou (Rangifer tarandus)
- barren-ground caribou (Rangifer tarandus granti)
- caribou bull
- caribou cow
- Peary caribou (Rangifer tarandus pearyi)
- woodland caribou (Rangifer tarandus caribou)
- elk (Cervus elaphus)
- fallow deer (Cervus dama)
- moose (alces alces)
- mule deer (Odocoileus hemionus)
- white-tailed deer (Odocoileus virginianus)
- caribou (Rangifer tarandus)
- pronghorn (Antilocapra americana)
- antelope, cattle, sheep or goat
- female mammal
- adult female Arctic fox
- adult female badger
- adult female black bear
- adult female black-footed ferret
- adult female bobcat
- adult female cougar
- adult female coyote
- adult female ermine
- adult female fisher
- adult female grey fox
- adult female grizzly bear
- adult female least weasel
- adult female long-tailed weasel
- adult female lynx
- adult female marten
- adult female mink
- adult female polar bear
- adult female raccoon
- adult female red fox
- adult female river otter
- adult female sea otter
- adult female striped skunk
- adult female swift fox
- adult female western spotted skunk
- adult female wolf
- adult female wolverine
- caribou cow
- female beaver
- female little brown bat
- female moose
- female muskrat
- female white-tailed deer
- insectivore
- mole
- American shrew-mole (Neurotrichus gibbsii)
- eastern mole
- hairy-tailed mole (Parascalops breweri)
- Pacific coast mole (Scapanus orarius)
- star-nosed mole (Condylura cristata)
- Townsend's mole (Scapanus townsendii)
- shrew
- American water shrew (Sorux palustris)
- arctic shrew (Sorex arcticus)
- Bendire's shrew (Sorex bendirii)
- dusky shrew (Sorex obscurus)
- Gaspé shrew (Sorex gaspensis)
- least shrew (Cryptotis parva)
- masked shrew (Sorex cinereus)
- pigmy shrew (Microsorex hoyi)
- short-tailed shrew (Blarina brevicauda)
- smoky shrew (Sorex fumeus)
- Thompson's pigmy shrew (Microsorex thompsoni)
- Trowbridge's shrew (Sorex trowbridgii)
- vagrant shrew (Sorex vagrans)
- mole
- male mammal
- adult male Arctic fox
- adult male badger
- adult male black bear
- adult male black-footed ferret
- adult male bobcat
- adult male cougar
- adult male coyote
- adult male ermine
- adult male fisher
- adult male grey fox
- adult male grizzly bear
- adult male least weasel
- adult male long-tailed weasel
- adult male lynx
- adult male marten
- adult male mink
- adult male polar bear
- adult male raccoon
- adult male red fox
- adult male river otter
- adult male sea otter
- adult male striped skunk
- adult male swift fox
- adult male western spotted skunk
- adult male wolf
- adult male wolverine
- bull moose
- caribou bull
- male white-tailed deer
- marsupial
- opossum (Didelphis viginiana, Didelphis virginiana)
- opossum (Didelphis viginiana, Didelphis virginiana)
- pika, hare or rabbit
- pika (Ochotonidae)
- American pika (Ochotona princeps)
- rabbit or hare (Leporidae)
- arctic hare (Lepus arcticus)
- eastern cottontail
- European hare (Lepus europaeus)
- Nuttall's cottontail (Sylvilagus nuttallii)
- snowshoe hare (Lepus americanus)
- white-tailed jack rabbit (Lepus townsendii)
- pika (Ochotonidae)
- primate
- human (Homo sapiens)
- rodent
- beaver (Castor canadensis)
- coypu (Myocastor coypus)
- jumping mouse or jerboa
- meadow jumping mouse (Zapus hudsonius)
- Pacific jumping mouse (Zapus trinotatus)
- western jumping mouse (Zapus princeps)
- woodland jumping mouse (Napaeozapus insignis)
- mountain beaver (Aplodontia rufa)
- pocket gopher
- northern pocket gopher (Thomomys talpoides)
- plains pocket gopher (Geomys bursarius)
- pocket mouse or kangaroo rat
- Great Basin pocket mouse (Perognathus parvus)
- olive-backed pocket mouse (Perognathus fasciatus)
- Ord's kangaroo rat (Dipdomys ordii)
- porcupine (Erethison dorsatum)
- rat, mouse or vole
- brown lemming (Lemmus sibericus)
- bushy-tailed wood rat (Neotoma cinerea)
- Cascade deer mouse (Peromyscus oreas)
- chestnut-cheeked vole (Microtus xanthognathus)
- collared lemming (Dicrostonyx torquatus)
- creeping vole (Mycrotus oregoni)
- deer mouse (Permyscus maniculatus)
- Gapper's red-backed vole (Clethrionomys gapperi)
- heather vole (Phenacomys intermedius)
- house mouse (Mus musculus)
- long-tailed vole (Microtis longicaudus)
- meadow vole (Microtus pennsylvanicus)
- montane vole (Microtus montanus)
- muskrat (Ondatra zibethicus)
- northern bog lemming (Synaptomis borealis)
- northern grasshopper mouse (Onychomys leucogaster)
- northern red-backed vole (Clethrionomys rutilus)
- Norway rat (Rattus norvegicus)
- prairie vole (Microtus ochrogaster)
- Richardson's water vole (Arvicola richardsoni)
- rock vole (Microtus chrotorrhinus)
- roof rat (Rattus rattus)
- root vole (Microtus oeconomus)
- sagebrush vole (Lagurus curtatus)
- singing vole (Microtus miurus)
- Sitka mouse (Peromyscus sitkensis)
- southern bog lemming (Synaptomys cooperi)
- Townsend's vole (Microtus townsendii)
- Ungava lemming (Dicrostonyx hudsonii)
- western harvest mouse (Reithrodontomys megalotis)
- western red-backed vole (Clethrionomys occidentalis)
- white-footed mouse (Peromyscus leucopus)
- woodland vole (Microtus pinetorum)
- squirrel
- American red squirrel (Tamiasciurus hudsonicus)
- arctic ground squirrel (Spermophilus parryii)
- black-tailed prairie dog (Cynomys ludovicianus)
- Columbian ground squirrel (Spermophilus columbianus)
- Douglas's squirrel (Tamiasciurus douglasii)
- eastern chipmunk (Tamias stiatus)
- fox squirrel (Sciurus niger)
- Franklin's ground squirrel (Myotis thysanodes)
- golden-mantled ground squirrel (Spermophilus lateralis)
- grey squirrel (Sciurus carolinensis)
- groundhog (Marmota monax)
- hoary marmot (Marmota caligata)
- least chipmunk (Eutamias minimus)
- northern flying squirrel (Glaucomys sabrinus)
- red-tailed chipmunk (Eutamias ruficaudus)
- Richardson's ground squirrel (Spermophilus richardsonii)
- southern flying squirrel (Glaucomys volans)
- thirteen-lined ground squirrel (Spermophilus tridecemlineatus)
- Townsend's chipmunk (Eutamias townsendii)
- Vancouver Island marmot (Marmota vancouverensis)
- yellow pine chipmunk (Eutamias amoenus)
- yellow-bellied marmot (Marmota flaviventris)
- American red squirrel (Tamiasciurus hudsonicus)
- beaver (Castor canadensis)
- seal, sealion or walrus
- eared seal
- California sealion (Zalophus californianus)
- northern fur seal (Callorhinus ursinus)
- northern sealion (Eumetopias jubata)
- California sealion (Zalophus californianus)
- true seal
- bearded seal (Erignathus barbatus)
- grey seal (Halichoerus grypus)
- harbour seal (Phoca vitulina)
- harp seal (Phoca groenlandica)
- hooded seal (Cystophora cristata)
- northern elephant seal (Mirounga angustirostris)
- ringed seal (Phoca hispida)
- walrus (Odobensus rosmarus)
- eared seal
- whale, dolphin or porpoise
- toothed whale
- beaked whale
- Blainville's beaked whale (Cynomys ludovicianus)
- giant beaked whale (Berardius bairdii)
- goose-beaked whale (Ziphius cavirostris)
- Moore's beaked whale (Mesoplodon carlhubbsi)
- northern bottlenosed whale (huperoodon ampullatus)
- Sowerby's beaked whale (Mesoplodon bidens)
- Stejneger's beaked whale (Mesoplodon stejnegeri)
- True's beaked whale (Mesoplodon mirus)
- dolphin or porpoise
- Atlantic pilot whale (Globicephala melaena)
- Atlantic white-sided dolphin (Lagenorhynchus acutus)
- blue dolphin (Stenella caeruleoalba)
- bottlenosed dolphin (Tursiops truncatus)
- common dolphin (Delphinus delphis)
- Dall's porpoise (Phocoenoides dalli)
- grey grampus (grampus griseus)
- harbour porpoise (Phocoena phocoena)
- killer whale (Orcinus orca)
- northern right-whale dolphin (Lissodelphis borealis)
- Pacific pilot whale (Globicephala macrorhyncha)
- Pacific white-sided dolphin (Lagenorhynchus obliquidens)
- white-beaked dolphin (Lagenorhynchus albirostris)
- pigmy sperm whale (Kogia breviceps)
- sperm whale (Physeter catodon)
- white whale or narwhal
- narwhal (Monodon monoceros)
- white whale (Delphinapterus leucas)
- beaked whale
- whalebone whale
- bowhead whale (Balaena mysticetus)
- right whale (Balaena glacialis)
- right whale (Balaena glacialis)
- grey whale (Eschrichtius robustus)
- rorqual
- blue whale (Balaenoptera musculus)
- fin whale (Balaenoptera physalus)
- humpback whale (Megaptera novaeangliae)
- Minke whale (Balaenoptera acutorostrata)
- Sei whale (Balaenoptera borealis)
- bowhead whale (Balaena mysticetus)
- toothed whale