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White-tailed Deer
Odocoileus virginianus
2,612 observations
Bighorn Sheep
Ovis canadensis
1,971 observations
Mule Deer
Odocoileus hemionus
1,920 observations
Columbian Ground Squirrel
Urocitellus columbianus
1,896 observations
Mountain Goat
Oreamnos americanus
1,780 observations
Elk
Cervus canadensis
1,578 observations
Pronghorn
Antilocapra americana
1,491 observations
Moose
Alces alces
1,410 observations
American Black Bear
Ursus americanus
1,298 observations
American Red Squirrel
Tamiasciurus hudsonicus
1,220 observations
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
1,042 observations
Hoary Marmot
Marmota caligata
841 observations
American Bison
Bison bison
635 observations
Brown Bear
Ursus arctos
630 observations
Red Fox
Vulpes vulpes
572 observations
Eastern Fox Squirrel
Sciurus niger
526 observations
American Beaver
Castor canadensis
498 observations
Mountain Cottontail
Sylvilagus nuttallii
475 observations
Yellow-bellied Marmot
Marmota flaviventris
434 observations
Coyote
Canis latrans
359 observations
Muskrat
Ondatra zibethicus
354 observations
Black-tailed Prairie Dog
Cynomys ludovicianus
346 observations
Richardson's Ground Squirrel
Urocitellus richardsonii
306 observations
American Pika
Ochotona princeps
281 observations
Snowshoe Hare
Lepus americanus
271 observations
North American Porcupine
Erethizon dorsatum
244 observations
Common Raccoon
Procyon lotor
214 observations
Gray Wolf
Canis lupus
186 observations
Mountain Lion
Puma concolor
152 observations
American Badger
Taxidea taxus
142 observations
Striped Skunk
Mephitis mephitis
138 observations
Yellow-pine Chipmunk
Neotamias amoenus
132 observations
Least Chipmunk
Neotamias minimus
118 observations
Western Deer Mouse
Peromyscus sonoriensis
112 observations
American Mink
Neogale vison
107 observations
Long-tailed Weasel
Neogale frenata
102 observations
Uinta Ground Squirrel
Urocitellus armatus
85 observations
White-tailed Jackrabbit
Lepus townsendii
81 observations
Bobcat
Lynx rufus
77 observations
North American River Otter
Lontra canadensis
64 observations
Domestic Cat
Felis catus
64 observations
Desert Cottontail
Sylvilagus audubonii
61 observations
Uinta Chipmunk
Neotamias umbrinus
61 observations
Northern Pocket Gopher
Thomomys talpoides
58 observations
Domestic Horse
Equus caballus
56 observations
European Rabbit
Oryctolagus cuniculus
55 observations
Bushy-tailed Woodrat
Neotoma cinerea
52 observations
Red-tailed Chipmunk
Neotamias ruficaudus
44 observations
Pacific Marten
Martes caurina
34 observations
Canada Lynx
Lynx canadensis
33 observations
Frequently Asked Questions
- The 10 most common mammals in Montana are:
- White-tailed Deer (Odocoileus virginianus)
- Bighorn Sheep (Ovis canadensis)
- Mule Deer (Odocoileus hemionus)
- Columbian Ground Squirrel (Urocitellus columbianus)
- Mountain Goat (Oreamnos americanus)
- Elk (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 2,612 recorded observations.
- Some of the most commonly observed native mammals in Montana include:
- Red-tailed Chipmunk (Neotamias ruficaudus)