Mammals of Theodore Roosevelt National Park
The mammals most often spotted in Theodore Roosevelt, ranked by recent research-grade observations.
3,255
recent observations
34
species listed
34
mammals
Naturalists have logged 3,255 research-grade observations across the 34 most-recorded species in Theodore Roosevelt. The most frequently seen is the American Bison, with 1,225 recorded sightings.
Rarer finds confirmed in Theodore Roosevelt include Bobcat - uncommon enough that a sighting is worth logging.
Most-observed mammals in Theodore Roosevelt
American Bison
Bos bison
1,225 observations · iNaturalist
Black-tailed Prairie Dog
Cynomys ludovicianus
873 observations
Domestic Horse
Equus caballus
401 observations · iNaturalist
Mule Deer
Odocoileus hemionus
202 observations
Pronghorn
Antilocapra americana
130 observations
Coyote
Canis latrans
114 observations
Bighorn Sheep
Ovis canadensis
53 observations
North American Porcupine
Erethizon dorsatum
40 observations
Desert Cottontail
Sylvilagus audubonii
37 observations
Wapiti
Cervus canadensis
34 observations
Least Chipmunk
Neotamias minimus
34 observations
White-tailed Deer
Odocoileus virginianus
19 observations
Eastern Cottontail
Sylvilagus floridanus
17 observations
American Badger
Taxidea taxus
11 observations
Domestic Cattle
Bos taurus
10 observations · iNaturalist
Mountain Cottontail
Sylvilagus nuttallii
9 observations
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
7 observations
White-tailed Jackrabbit
Lepus townsendii
6 observations
American Beaver
Castor canadensis
5 observations
Bushy-tailed Woodrat
Neotoma cinerea
4 observations
Silver-haired Bat
Lasionycteris noctivagans
3 observations
Red Fox
Vulpes vulpes
3 observations
Little Brown Bat
Myotis lucifugus
2 observations
Eastern Red Bat
Lasiurus borealis
2 observations
Northern Hoary Bat
Lasiurus cinereus
2 observations
Bobcat
Lynx rufus
2 observations
Muskrat
Ondatra zibethicus
2 observations
Eastern Fox Squirrel
Sciurus niger
2 observations
Big Brown Bat
Eptesicus fuscus
1 observation
Common Raccoon
Procyon lotor
1 observation
Swift Fox
Vulpes velox
1 observation
Northern Pocket Gopher
Thomomys talpoides
1 observation
American Red Squirrel
Tamiasciurus hudsonicus
1 observation
Domestic Cat
Felis catus
1 observation
Mammals in nearby places
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