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White-tailed Deer
Odocoileus virginianus
2,537 observations
Bighorn Sheep
Ovis canadensis
1,940 observations
Columbian Ground Squirrel
Urocitellus columbianus
1,860 observations
Mule Deer
Odocoileus hemionus
1,848 observations
Mountain Goat
Oreamnos americanus
1,748 observations
Wapiti
Cervus canadensis
1,526 observations
Pronghorn
Antilocapra americana
1,441 observations
Moose
Alces alces
1,346 observations
American Black Bear
Ursus americanus
1,253 observations
American Red Squirrel
Tamiasciurus hudsonicus
1,164 observations
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
1,022 observations
Hoary Marmot
Marmota caligata
828 observations
American Bison
Bison bison
625 observations
Brown Bear
Ursus arctos
606 observations
Red Fox
Vulpes vulpes
535 observations
Eastern Fox Squirrel
Sciurus niger
507 observations
American Beaver
Castor canadensis
473 observations
Mountain Cottontail
Sylvilagus nuttallii
449 observations
Yellow-bellied Marmot
Marmota flaviventris
410 observations
Coyote
Canis latrans
348 observations
Muskrat
Ondatra zibethicus
337 observations
Black-tailed Prairie Dog
Cynomys ludovicianus
329 observations
Richardson's Ground Squirrel
Urocitellus richardsonii
303 observations
American Pika
Ochotona princeps
273 observations
Snowshoe Hare
Lepus americanus
264 observations
North American Porcupine
Erethizon dorsatum
237 observations
Common Raccoon
Procyon lotor
209 observations
Gray Wolf
Canis lupus
186 observations
Mountain Lion
Puma concolor
150 observations
American Badger
Taxidea taxus
138 observations
Striped Skunk
Mephitis mephitis
130 observations
Yellow-pine Chipmunk
Neotamias amoenus
129 observations
Least Chipmunk
Neotamias minimus
116 observations
Western Deer Mouse
Peromyscus sonoriensis
107 observations
American Mink
Neogale vison
103 observations
Long-tailed Weasel
Neogale frenata
102 observations
White-tailed Jackrabbit
Lepus townsendii
80 observations
Uinta Ground Squirrel
Urocitellus armatus
80 observations
Bobcat
Lynx rufus
73 observations
North American River Otter
Lontra canadensis
62 observations
Domestic Cat
Felis catus
62 observations
Desert Cottontail
Sylvilagus audubonii
60 observations
Uinta Chipmunk
Neotamias umbrinus
59 observations
Northern Pocket Gopher
Thomomys talpoides
56 observations
European Rabbit
Oryctolagus cuniculus
53 observations
Bushy-tailed Woodrat
Neotoma cinerea
52 observations
Domestic Horse
Equus caballus
51 observations
Red-tailed Chipmunk
Neotamias ruficaudus
43 observations
Canada Lynx
Lynx canadensis
34 observations
Pacific Marten
Martes caurina
34 observations
Frequently Asked Questions
- The 10 most common mammals in Montana are:
- White-tailed Deer (Odocoileus virginianus)
- Bighorn Sheep (Ovis canadensis)
- Columbian Ground Squirrel (Urocitellus columbianus)
- Mule Deer (Odocoileus hemionus)
- Mountain Goat (Oreamnos americanus)
- Wapiti (Cervus canadensis)
- Pronghorn (Antilocapra americana)
- Moose (Alces alces)
- American Black Bear (Ursus americanus)
- American Red Squirrel (Tamiasciurus hudsonicus)
- The most observed mammal in Montana is White-tailed Deer (Odocoileus virginianus), with 2,537 recorded observations.
- Some of the most commonly observed native mammals in Montana include:
- Red-tailed Chipmunk (Neotamias ruficaudus)