There are at least 16 large and 45 small mammal species known to occur in Grand Teton National Park, an American national park in northwestern Wyoming. Species are listed by common name, scientific name, and relative abundance.

Legend

a – Abundant – likely to be seen in appropriate habitat and season

c – Common – frequently seen in appropriate habitat and season

u – Uncommon – seen irregularly in appropriate habitat and season

r – Rare – unexpected even in appropriate habitat and season

x – Accidental – out of known range, or reported only once or twice

Large mammals

Bears

Order: Carnivora, Family: Ursidae

Black bear, Ursus americanus, c

Brown bear, Ursus arctos u

Grizzly bear, U. a. horribilis, u

Canines

Order: Carnivora, Family: Canidae

Coyote, Canis latrans, a

Gray wolf, Canis lupus u

Northwestern wolf, C. l. occidentalis, u

Red fox, Vulpes vulpes, r

Felines

Order: Carnivora, Family: Felidae

Canada lynx, Lynx canadensis, r

Bobcat, Lynx rufus, r

Cougar, Puma concolor, r

Deer

Order: Artiodactyla, Family: Cervidae

Moose, Alces alces, a

Elk (wapiti), Cervus canadensis, a

Mule deer, Odocoileus hemionus, c

White-tailed deer, Odocoileus virginianus, r

Pronghorn

Order: Artiodactyla, Family: Antilocapridae

Pronghorn, Antilocapra americana, c

Cattle

Order: Artiodactyla, Family: Bovidae

Bison, Bison bison, c

Mountain goat, Oreamnos americanus, x

Bighorn sheep, Ovis canadensis, u

Small mammals

Raccoons

Order: Carnivora, Family: Procyonidae

Raccoon, Procyon lotor, r

Badgers and weasels

Order: Carnivora, Family: Mustelidae

Wolverine, Gulo gulo, alpine, r

North American river otter, Lontra canadensis, c

Pacific marten, Martes caurina, c

Least weasel, Mustela nivalis, r

Short-tailed weasel, Mustela richardsonii, u

Long-tailed weasel, Neogale frenata, c

American mink, Neogale vison, riparian forests, u

American badger, Taxidea taxus, c

Skunks

Order: Carnivora, Family: Mephitidae

Striped skunk, Mephitis mephitis, u

Hares and rabbits

Order: Lagomorpha, Family: Leporidae

Snowshoe hare, Lepus americanus, c

White-tailed jackrabbit, Lepus townsendii, u

Pikas

Order: Lagomorpha, Family: Ochotonidae

American pika, Ochotona princeps, c

Shrews

Order: Soricomorpha, Family: Soricidae

Masked shrew, Sorex cinereus, c

Dwarf shrew, Sorex nanus, r

American water shrew, Sorex palustris, u

Vagrant shrew, Sorex vagrans, c

Beaver

Order: Rodentia, Family: Castoridae

Beaver, Castor canadensis, a

Squirrels

Order: Rodentia, Family: Sciuridae

Least chipmunk, Tamias minimus, a

Uinta chipmunk, Tamias umbrinus, u

Yellow-pine chipmunk, Tamias amoenus, c

Yellow-bellied marmot, Marmota flaviventris, c

Golden-mantled ground squirrel, Spermophilus lateralis, c

Northern flying squirrel, Glaucomys sabrinus, u

American red squirrel, Tamiasciurus hudsonicus, a

Uinta ground squirrel, Spermophilus armatus, a

Pocket gophers

Order: Rodentia, Family: Geomyidae

Northern pocket gopher, Thomomys talpoides, u

Mice

Order: Rodentia, Family: Cricetidae

Deer mouse, Peromyscus maniculatus, a

Jumping mice

Order: Rodentia, Family: Dipodidae

Western jumping mouse, Zapus princeps, c

Muskrats, voles and woodrats

Order: Rodentia, Family: Cricetidae

Muskrat, Ondatra zibethicus, c

Western heather vole, Phenacomys intermedius, c

Long-tailed vole, Microtus longicaudus, u

Meadow vole, Microtus pennsylvanicus, a

Montane vole, Microtus montanus, a

Sagebrush vole, Lemmiscus curtatus, r

Southern red-backed vole, Myodes gapperi, c

Water vole, Microtus richardsoni, c

Bushy-tailed woodrat, Neotoma cinerea, u

Porcupines

Order: Rodentia, Family: Erethizontidae

North American porcupine, Erethizon dorsatum, c

Bats

Order: Chiroptera, Family: Vespertilionidae

Big brown bat, Eptesicus fuscus, u

Hoary bat, Lasiurus cinereus, u

Little brown bat, Myotis lucifugus, c

Long-eared bat, Myotis evotis, u

Long-legged bat, Myotis volans, u

Silver-haired bat, Lasionycteris noctivagans, u

Further reading

See also

List of mammals of Grand Teton National Park