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White-tailed Deer
Odocoileus virginianus
7,894 observations
Eastern Gray Squirrel
Sciurus carolinensis
6,147 observations
Eastern Cottontail
Sylvilagus floridanus
3,658 observations
Eastern Chipmunk
Tamias striatus
3,218 observations
American Red Squirrel
Tamiasciurus hudsonicus
1,923 observations
Coyote
Canis latrans
1,738 observations
Common Raccoon
Procyon lotor
1,712 observations
Muskrat
Ondatra zibethicus
1,640 observations
Red Fox
Vulpes vulpes
1,613 observations
Groundhog
Marmota monax
1,023 observations
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
901 observations
Virginia Opossum
Didelphis virginiana
808 observations
American Beaver
Castor canadensis
749 observations
North American Porcupine
Erethizon dorsatum
531 observations
American Black Bear
Ursus americanus
495 observations
American Mink
Neogale vison
427 observations
Northern Short-tailed Shrew
Blarina brevicauda
347 observations
North American River Otter
Lontra canadensis
257 observations
Domestic Cat
Felis catus
244 observations
Eastern Fox Squirrel
Sciurus niger
207 observations
Striped Skunk
Mephitis mephitis
201 observations
Bobcat
Lynx rufus
194 observations
Western Meadow Vole
Microtus drummondii
192 observations
Gray Wolf
Canis lupus
179 observations
Big Brown Bat
Eptesicus fuscus
152 observations
Southern Flying Squirrel
Glaucomys volans
89 observations
Fisher
Pekania pennanti
83 observations
Elk
Cervus canadensis
82 observations
American Badger
Taxidea taxus
80 observations
American Ermine
Mustela richardsonii
75 observations
White-footed Mouse
Peromyscus leucopus
73 observations
Northern Meadow Jumping Mouse
Zapus hudsonius
72 observations
Gray Fox
Urocyon cinereoargenteus
67 observations
Southern Red-backed Vole
Clethrionomys gapperi
63 observations
Eastern Mole
Scalopus aquaticus
55 observations
Eastern Deermouse
Peromyscus maniculatus
50 observations
Masked Shrew
Sorex cinereus
50 observations
Star-nosed Mole
Condylura cristata
49 observations
Silver-haired Bat
Lasionycteris noctivagans
48 observations
Eastern Red Bat
Lasiurus borealis
46 observations
Brown Rat
Rattus norvegicus
42 observations
Snowshoe Hare
Lepus americanus
39 observations
Little Brown Bat
Myotis lucifugus
30 observations
House Mouse
Mus musculus
30 observations
Black-tailed Prairie Dog
Cynomys ludovicianus
25 observations
Northern Flying Squirrel
Glaucomys sabrinus
24 observations
Plains Pocket Gopher
Geomys bursarius
18 observations
Least Chipmunk
Neotamias minimus
14 observations
Long-tailed Weasel
Neogale frenata
13 observations
Least Weasel
Mustela nivalis
12 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)
- Coyote (Canis latrans)
- Common Raccoon (Procyon lotor)
- Muskrat (Ondatra zibethicus)
- Red Fox (Vulpes vulpes)
- Groundhog (Marmota monax)
- The most observed mammal in Wisconsin is White-tailed Deer (Odocoileus virginianus), with 7,894 recorded observations.