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White-tailed Deer
Odocoileus virginianus
8,569 observations
Eastern Gray Squirrel
Sciurus carolinensis
6,375 observations
Eastern Cottontail
Sylvilagus floridanus
4,183 observations
Eastern Chipmunk
Tamias striatus
3,532 observations
American Red Squirrel
Tamiasciurus hudsonicus
2,043 observations
Common Raccoon
Procyon lotor
1,870 observations
Coyote
Canis latrans
1,805 observations
Muskrat
Ondatra zibethicus
1,740 observations
Red Fox
Vulpes vulpes
1,664 observations
Groundhog
Marmota monax
1,143 observations
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
1,018 observations
Virginia Opossum
Didelphis virginiana
865 observations
American Beaver
Castor canadensis
783 observations
North American Porcupine
Erethizon dorsatum
577 observations
American Black Bear
Ursus americanus
546 observations
American Mink
Neogale vison
485 observations
Northern Short-tailed Shrew
Blarina brevicauda
360 observations
North American River Otter
Lontra canadensis
277 observations
Domestic Cat
Felis catus
270 observations
Striped Skunk
Mephitis mephitis
231 observations
Eastern Fox Squirrel
Sciurus niger
217 observations
Bobcat
Lynx rufus
213 observations
Western Meadow Vole
Microtus drummondii
206 observations
Gray Wolf
Canis lupus
189 observations
Big Brown Bat
Eptesicus fuscus
163 observations
Southern Flying Squirrel
Glaucomys volans
92 observations
Wapiti
Cervus canadensis
87 observations
American Badger
Taxidea taxus
86 observations
Fisher
Pekania pennanti
86 observations
American Ermine
Mustela richardsonii
82 observations
White-footed Mouse
Peromyscus leucopus
77 observations
Northern Meadow Jumping Mouse
Zapus hudsonius
76 observations
Gray Fox
Urocyon cinereoargenteus
72 observations
Southern Red-backed Vole
Clethrionomys gapperi
65 observations
Eastern Mole
Scalopus aquaticus
64 observations
Star-nosed Mole
Condylura cristata
55 observations
Silver-haired Bat
Lasionycteris noctivagans
54 observations
Eastern Red Bat
Lasiurus borealis
52 observations
Eastern Deermouse
Peromyscus maniculatus
52 observations
Masked Shrew
Sorex cinereus
50 observations
Snowshoe Hare
Lepus americanus
44 observations
Brown Rat
Rattus norvegicus
43 observations
Little Brown Bat
Myotis lucifugus
31 observations
House Mouse
Mus musculus
30 observations
Northern Flying Squirrel
Glaucomys sabrinus
25 observations
Plains Pocket Gopher
Geomys bursarius
20 observations
Long-tailed Weasel
Neogale frenata
16 observations
Least Chipmunk
Neotamias minimus
15 observations
Least Weasel
Mustela nivalis
14 observations
Tri-coloured Bat
Perimyotis subflavus
10 observations
Frequently Asked Questions
- The 10 most common mammals in Wisconsin are:
- White-tailed Deer (Odocoileus virginianus)
- Eastern Gray Squirrel (Sciurus carolinensis)
- Eastern Cottontail (Sylvilagus floridanus)
- Eastern Chipmunk (Tamias striatus)
- American Red Squirrel (Tamiasciurus hudsonicus)
- Common Raccoon (Procyon lotor)
- Coyote (Canis latrans)
- Muskrat (Ondatra zibethicus)
- Red Fox (Vulpes vulpes)
- Groundhog (Marmota monax)
- The most observed mammal in Wisconsin is White-tailed Deer (Odocoileus virginianus), with 8,569 recorded observations.