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White-tailed Deer
Odocoileus virginianus
7,775 observations
Eastern Gray Squirrel
Sciurus carolinensis
6,111 observations
Eastern Cottontail
Sylvilagus floridanus
3,563 observations
Eastern Chipmunk
Tamias striatus
3,169 observations
American Red Squirrel
Tamiasciurus hudsonicus
1,899 observations
Coyote
Canis latrans
1,725 observations
Common Raccoon
Procyon lotor
1,676 observations
Muskrat
Ondatra zibethicus
1,620 observations
Red Fox
Vulpes vulpes
1,601 observations
Groundhog
Marmota monax
1,005 observations
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
884 observations
Virginia Opossum
Didelphis virginiana
799 observations
American Beaver
Castor canadensis
739 observations
North American Porcupine
Erethizon dorsatum
525 observations
American Black Bear
Ursus americanus
489 observations
American Mink
Neogale vison
423 observations
Northern Short-tailed Shrew
Blarina brevicauda
345 observations
North American River Otter
Lontra canadensis
253 observations
Domestic Cat
Felis catus
239 observations
Eastern Fox Squirrel
Sciurus niger
206 observations
Striped Skunk
Mephitis mephitis
199 observations
Bobcat
Lynx rufus
191 observations
Western Meadow Vole
Microtus drummondii
190 observations
Gray Wolf
Canis lupus
177 observations
Big Brown Bat
Eptesicus fuscus
150 observations
Southern Flying Squirrel
Glaucomys volans
88 observations
Fisher
Pekania pennanti
83 observations
Elk
Cervus canadensis
81 observations
American Badger
Taxidea taxus
77 observations
American Ermine
Mustela richardsonii
73 observations
Northern Meadow Jumping Mouse
Zapus hudsonius
72 observations
White-footed Mouse
Peromyscus leucopus
72 observations
Gray Fox
Urocyon cinereoargenteus
66 observations
Southern Red-backed Vole
Clethrionomys gapperi
63 observations
Eastern Mole
Scalopus aquaticus
55 observations
Eastern Deermouse
Peromyscus maniculatus
50 observations
Silver-haired Bat
Lasionycteris noctivagans
48 observations
Star-nosed Mole
Condylura cristata
48 observations
Masked Shrew
Sorex cinereus
48 observations
Eastern Red Bat
Lasiurus borealis
45 observations
Brown Rat
Rattus norvegicus
44 observations
Snowshoe Hare
Lepus americanus
39 observations
House Mouse
Mus musculus
30 observations
Little Brown Bat
Myotis lucifugus
29 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 7,775 recorded observations.