List of mammals of Grand Teton National Park

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

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

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