Mammals of North Dakota
The mammals most often spotted in North Dakota, ranked by recent research-grade observations.
Most-observed mammals in North Dakota
American Bison
Bison bison
1,215 observations
Black-tailed Prairie Dog
Cynomys ludovicianus
866 observations
White-tailed Deer
Odocoileus virginianus
446 observations
Domestic Horse
Equus caballus
369 observations · iNaturalist
Mule Deer
Odocoileus hemionus
314 observations
Pronghorn
Antilocapra americana
285 observations
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
280 observations
Eastern Cottontail
Sylvilagus floridanus
262 observations
Coyote
Canis latrans
203 observations
Eastern Gray Squirrel
Sciurus carolinensis
199 observations
American Red Squirrel
Tamiasciurus hudsonicus
187 observations
Eastern Fox Squirrel
Sciurus niger
181 observations
White-tailed Jackrabbit
Lepus townsendii
133 observations
Richardson's Ground Squirrel
Urocitellus richardsonii
133 observations
Muskrat
Ondatra zibethicus
127 observations
Moose
Alces alces
114 observations
American Beaver
Castor canadensis
101 observations
North American Porcupine
Erethizon dorsatum
80 observations
Common Raccoon
Procyon lotor
72 observations
Red Fox
Vulpes vulpes
60 observations
Bighorn Sheep
Ovis canadensis
56 observations
Elk
Cervus canadensis
48 observations
Groundhog
Marmota monax
46 observations
American Badger
Taxidea taxus
44 observations
Least Chipmunk
Neotamias minimus
40 observations
American Mink
Neogale vison
38 observations
Desert Cottontail
Sylvilagus audubonii
34 observations
Striped Skunk
Mephitis mephitis
33 observations
Eastern Chipmunk
Tamias striatus
26 observations
Franklin's Ground Squirrel
Poliocitellus franklinii
26 observations · iNaturalist
Long-tailed Weasel
Neogale frenata
20 observations · iNaturalist
Northern Short-tailed Shrew
Blarina brevicauda
12 observations
Domestic Cat
Felis catus
11 observations
Domestic Cattle
Bos taurus
10 observations · iNaturalist
Western Meadow Vole
Microtus drummondii
10 observations · iNaturalist
Silver-haired Bat
Lasionycteris noctivagans
9 observations
Big Brown Bat
Eptesicus fuscus
8 observations
Mountain Cottontail
Sylvilagus nuttallii
8 observations
American Black Bear
Ursus americanus
6 observations
North American River Otter
Lontra canadensis
6 observations
Plains Pocket Gopher
Geomys bursarius
6 observations
Bushy-tailed Woodrat
Neotoma cinerea
6 observations
Little Brown Bat
Myotis lucifugus
5 observations
Eastern Red Bat
Lasiurus borealis
5 observations
Northern Pocket Gopher
Thomomys talpoides
4 observations · iNaturalist
Northern Flying Squirrel
Glaucomys sabrinus
4 observations
Fisher
Pekania pennanti
4 observations
Northern Meadow Jumping Mouse
Zapus hudsonius
3 observations
Masked Shrew
Sorex cinereus
3 observations
Least Weasel
Mustela nivalis
3 observations