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.

Pacific marten

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

Black bear

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

Canada lynx

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

American bison

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

Short-tailed weasel

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

Snowshoe hare

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

Masked shrew

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

Golden-mantled ground squirrel

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

Deer mouse

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

Muskrat

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

Big brown bat

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

• Burde, John H.; George A. Feldhamer (2005). Mammals of the National Parks. Baltimore, Maryland: The Johns Hopkins University Press. ISBN 0-8018-8097-1.
• Craighead, Karen (1991). Large Mammals of Yellowstone and Grand Teton National Parks : How to Know Them, Where to See Them. Yellowstone Association for Natural Science History.
• Streubel, Donald P. (1995). Small Mammals of the Yellowstone Ecosystem. Boulder, CO: Robert Rineharts. ISBN 0-911797-59-9.

See also

• Animals of Yellowstone
• Small mammals of Yellowstone National Park