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White-tailed Deer
Odocoileus virginianus
2,761 observations
Bighorn Sheep
Ovis canadensis
2,117 observations
Mule Deer
Odocoileus hemionus
2,087 observations
Columbian Ground Squirrel
Urocitellus columbianus
1,967 observations
Mountain Goat
Oreamnos americanus
1,940 observations
Wapiti
Cervus canadensis
1,650 observations
Pronghorn
Antilocapra americana
1,573 observations
Moose
Alces alces
1,501 observations
American Black Bear
Ursus americanus
1,391 observations
American Red Squirrel
Tamiasciurus hudsonicus
1,295 observations
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
1,140 observations
Hoary Marmot
Marmota caligata
899 observations
Brown Bear
Ursus arctos
676 observations
American Bison
Bos bison
631 observations
Red Fox
Vulpes vulpes
617 observations
Eastern Fox Squirrel
Sciurus niger
540 observations
American Beaver
Castor canadensis
508 observations
Mountain Cottontail
Sylvilagus nuttallii
498 observations
Yellow-bellied Marmot
Marmota flaviventris
463 observations
Coyote
Canis latrans
367 observations
Muskrat
Ondatra zibethicus
361 observations
Black-tailed Prairie Dog
Cynomys ludovicianus
359 observations
Richardson's Ground Squirrel
Urocitellus richardsonii
317 observations
American Pika
Ochotona princeps
295 observations
Snowshoe Hare
Lepus americanus
280 observations
North American Porcupine
Erethizon dorsatum
250 observations
Common Raccoon
Procyon lotor
233 observations
Gray Wolf
Canis lupus
190 observations
Mountain Lion
Puma concolor
158 observations
American Badger
Taxidea taxus
150 observations
Striped Skunk
Mephitis mephitis
146 observations
Yellow-pine Chipmunk
Neotamias amoenus
138 observations
Least Chipmunk
Neotamias minimus
121 observations
Western Deer Mouse
Peromyscus sonoriensis
117 observations
Long-tailed Weasel
Neogale frenata
111 observations
American Mink
Neogale vison
111 observations
Uinta Ground Squirrel
Urocitellus armatus
95 observations
White-tailed Jackrabbit
Lepus townsendii
84 observations
Bobcat
Lynx rufus
81 observations
Domestic Cat
Felis catus
70 observations
Uinta Chipmunk
Neotamias umbrinus
68 observations
North American River Otter
Lontra canadensis
65 observations
Desert Cottontail
Sylvilagus audubonii
61 observations
Domestic Horse
Equus caballus
60 observations
Northern Pocket Gopher
Thomomys talpoides
59 observations
European Rabbit
Oryctolagus cuniculus
58 observations
Bushy-tailed Woodrat
Neotoma cinerea
54 observations
Red-tailed Chipmunk
Neotamias ruficaudus
44 observations
Canada Lynx
Lynx canadensis
35 observations
Pacific Marten
Martes caurina
35 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)
- 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 2,761 recorded observations.
- Some of the most commonly observed native mammals in Montana include:
- Red-tailed Chipmunk (Neotamias ruficaudus)