# Mammals of Rocky Mountain National Park

There are 67 native species of mammals in Rocky Mountain National Park, a 265,461 acres (107,428 ha) park in Colorado. Species are listed by common name, scientific name, habitat, and abundance. Species which are extirpated, or locally extinct, are marked with an EX.

## Pronghorn

Order: Artiodactyla Family: Antilocapridae
* Pronghorn, Antilocapra americana, meadows, grasslands, sagebrush, occasional

## Bovids

Order: Artiodactyla Family: Bovidae
* American bison, Bos bison, meadows, grasslands, tundra, extirpated EX
* Aurochs, Bos taurus, meadows, Ex, E
* Mountain goat, Oreamnos americanus, cliffs, rocky areas, occasional (non-native)
* Bighorn sheep, Ovis canadensis, cliffs, rocky areas, tundra, common

## Moose, elk, and deer

Order: Artiodactyla Family: Cervidae
* Moose, Alces alces, montane and subalpine forests, riparian, meadows, uncommon
* Elk, Cervus elaphus, montane, and subalpine forests, meadows, tundra, abundant
* Mule deer, Odocoileus hemionus, montane and subalpine forests, meadows, common
* White-tailed deer, Odocoileus virginianus, montane forests, meadows, occasional

## Canids

Order: Carnivora Family: Canidae
* Coyote, Canis latrans, montane and subalpine forests, meadows, tundra, common
* Gray wolf, Canis lupus, montane and subalpine forests, meadows, tundra, extirpated EX
* Gray fox, Urocyon cineoargentus, montane forests, meadows, unconfirmed
* Red fox, Vulpes vulpes, montane and subalpine forests, meadows, common

## Cats

Order: Carnivora Family: Felidae
* Canada lynx, Lynx canadensis, subalpine forests, rare
* Bobcat, Lynx rufus, montane and subalpine forests, meadows, common
* Cougar, Puma concolor, montane and subalpine forests, uncommon

## Skunks

Order: Carnivora Family: Mephitidae
* Striped skunk, Mephitis mephitis, montane forests, meadows, riparian, uncommon
* Western spotted skunk, Spilogale gracilis, montane forests, meadows, riparian, rare

## Weasels

Order: Carnivora Family: Mustelidae
* Wolverine, Gulo gulo, subalpine forests, alpine tundra, occasional
* North American river otter, Lontra canadensis, rivers, riparian, uncommon
* American marten, Martes americana, montane and subalpine forests, uncommon
* Ermine, Mustela erminea, montane and subalpine forests, alpine tundra, meadows, uncommon
* Long-tailed weasel, Mustela frenata, montane and subalpine forests, alpine tundra, meadows, common
* American mink, Mustela vison, rivers, lakes, riparian, rare
* American badger, Taxidea taxus, meadows, grasslands, uncommon

## Raccoons and Ringtails

Order: Carnivora Family: Procyonidae
* Common raccoon, Procyon lotor, montane forests, riparian, uncommon
* Ring-tailed cat, Bassariscus astutus, montane forests, riparian, rare, if present

## Bears

Order: Carnivora Family: Ursidae
* Grizzly bear, Ursus arctos, montane and subalpine forests, alpine tundra, meadows, extirpated EX
* American black bear, Ursus americanus, montane and subalpine forests, common

## Bats

Order: Chiroptera Family: Vespertilionidae
* Silver-haired bat, Lasionycteris noctivagans, montane and subalpine forests, riparian, meadows, common
* Hoary bat, Lasiurus cinereus, montane and subalpine forests, riparian, meadows, uncommon
* Western small-footed myotis, Myotis ciliolabrum, montane forests, riparian, meadows rare, if present
* Long-eared myotis, Myotis evotis, montane and subalpine forests, riparian, meadows, uncommon
* Little brown bat, Myotis lucifugus, montane and subalpine forests, riparian, meadows, uncommon
* Big brown bat, Eptesicus fuscus, montane and subalpine forests, riparian, meadows, rare, if present
* Long-legged myotis, Myotis volans, montane forests, riparian, meadows, uncommon
* Townsend's big-eared bat, Plecotus townsendii, montane and subalpine forest, riparian, meadows, rare, if present

## Free-tailed bats

Order: Chiroptera Family: Molossidae
* Brazilian free-tailed bat, Tadarida brasiliensis, montane forests, meadows, rocky areas, rare, if present

## Hares and rabbits

Order: Lagomorpha Family: Leporidae
* Snowshoe hare, Lepus americanus, montane and subalpine forests, meadows, alpine tundra, common
* White-tailed jackrabbit, Lepus townsendii, montane and subalpine forests, meadows, alpine tundra, rare
* Mountain cottontail, Sylvilagus nuttallii, montane forests, riparian, meadows, uncommon
* Eastern cottontail, Sylvilagus floridanus, montane forests, rare, if present

## Pikas

Order: Lagomorpha Family: Ochotonidae
* American pika, Ochotona princeps, rocky areas, alpine tundra, common

## Beavers

Order: Rodentia Family: Castoridae
* American beaver, Castor canadensis, rivers, streams, lakes, riparian, uncommon

## Voles and mice

Order: Rodentia Family: Cricetidae
* Southern red-backed vole, Clethrionomys gapperi, montane and subalpine forests, common
* Long-tailed vole, Microtus longicaudis, montane and subalpine forests, meadows, riparian, uncommon
* Montane vole, Microtus montanus, meadows, riparian, common
* Meadow vole, Microtus pennsylvanicus, meadows, riparian, rare, if present
* Sagebrush vole, Lagurus curtatus, meadows, sagebrush flats, rare, if present
* Bushy-tailed woodrat, Neotoma cinerea, montane and subalpine forests, meadows, riparian, uncommon
* Mexican woodrat, Neotoma mexicana, montane forests, meadows, riparian, rare, if present
* Common muskrat, Ondatra zibethicus, marshes, lakes, riparian, uncommon
* Deer mouse, Peromyscus maniculatus, montane and subalpine forests, meadows, riparian, alpine tundra, abundant
* Northern rock mouse, Peromyscus nasutus, montane forests, meadows, riparian, uncommon
* Western heather vole, Phenacomus intermedius, montane and subalpine forests, meadows, alpine tundra, uncommon

## Jumping mice

Order: Rodentia Family: Dipodidae
* Western jumping mouse, Zapus princeps, deciduous forests, meadows, riparian, common

## Porcupines

Order: Rodentia Family: Erethizontidae
* North American porcupine, Erethizon dorsatum, montane and subalpine forests, riparian, uncommon

## Pocket gophers

Order: Rodentia Family: Geomyidae
* Northern pocket gopher, Thomomys talpoides, meadows, alpine tundra, common

## Squirrels

Order: Rodentia Family: Sciuridae
* Yellow-bellied marmot, Marmota flaviventris, montane and subalpine forests, meadows, alpine tundra, common
* Abert's squirrel, Sciurus aberti, montane ponderosa pine forests, uncommon
* Fox squirrel, Sciurus niger, riparian, rare (Non-native)
* Wyoming ground squirrel, Urocitellus elegans, montane forests, meadows, common
* Golden-mantled ground squirrel, Spermophilus lateralis, montane and subalpine forests, meadows, riparian, common
* Rock squirrel, Spermophilus variegiatus, montane forests, rare, if present
* Least chipmunk, Tamias minimas, montane and subalpine forests, meadows, riparian, common
* Colorado chipmunk, Tamias quadrivittatus, montane forests, meadows, rare, if present
* Uinta chipmunk, Neotamias umbrinus, montane and subalpine forests, meadows, riparian, common
* Pine squirrel, Tamiasciurus hudsonicus, montane and subalpine forests, riparian, common

## Shrews

Order: Soricomorpha Family: Soricidae
* Masked shrew, Sorex cinereus, montane and subalpine forests, riparian, meadow, alpine tundra, common
* American pygmy shrew, Sorex hoyi, montane and subalpine forests, riparian, meadow, uncommon
* Montane shrew, Sorex monticolus, montane and subalpine forests, riparian, meadow, common
* Dwarf shrew, Sorex nanus, subalpine forests, meadow, alpine tundra, rare
* American water shrew, Sorex palustris, lakes, streams, marshes, riparian, uncommon