Mammals of Rocky Mountain National Park

There are 67 native species of mammals in Rocky Mountain National Park, a 265461 acre 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