Mammals of Mount Rainier National Park
The mammals most often spotted in Mount Rainier, ranked by recent research-grade observations.
Most-observed mammals in Mount Rainier
Hoary Marmot
Marmota caligata
2,104 observations
Cascade Golden-mantled Ground Squirrel
Callospermophilus saturatus
1,614 observations · iNaturalist
American Pika
Ochotona princeps
686 observations
Mule Deer
Odocoileus hemionus
595 observations
Mountain Goat
Oreamnos americanus
523 observations
Yellow-pine Chipmunk
Neotamias amoenus
336 observations
American Black Bear
Ursus americanus
281 observations
Douglas's Squirrel
Tamiasciurus douglasii
177 observations
Red Fox
Vulpes vulpes
139 observations
Townsend's Chipmunk
Neotamias townsendii
126 observations
Elk
Cervus canadensis
69 observations
Snowshoe Hare
Lepus americanus
28 observations
Wolverine
Gulo gulo
15 observations
American Beaver
Castor canadensis
13 observations
Long-tailed Weasel
Neogale frenata
12 observations · iNaturalist
Pacific Marten
Martes caurina
9 observations · iNaturalist
American Ermine
Mustela richardsonii
8 observations · iNaturalist
Coyote
Canis latrans
7 observations
Common Raccoon
Procyon lotor
5 observations
Western Deer Mouse
Peromyscus sonoriensis
5 observations · iNaturalist
Northern Pacific Jumping Mouse
Zapus trinotatus
4 observations · iNaturalist
Northern Pocket Gopher
Thomomys talpoides
3 observations · iNaturalist
American Shrewmole
Neurotrichus gibbsii
3 observations
Southern Red-backed Vole
Clethrionomys gapperi
3 observations · iNaturalist
European Rabbit
Oryctolagus cuniculus
2 observations · iNaturalist
North American Porcupine
Erethizon dorsatum
2 observations
Townsend's Big-eared Bat
Corynorhinus townsendii
2 observations
Long-eared Myotis
Myotis evotis
1 observation
North American River Otter
Lontra canadensis
1 observation
Bobcat
Lynx rufus
1 observation
Bushy-tailed Woodrat
Neotoma cinerea
1 observation
Western Heather Vole
Phenacomys intermedius
1 observation
Muskrat
Ondatra zibethicus
1 observation
Domestic Cat
Felis catus
1 observation
American Mink
Neogale vison
1 observation
Western Water Shrew
Sorex navigator
1 observation · iNaturalist