Mammals of St. Louis, MO
The mammals most often spotted near St. Louis, ranked by recent research-grade observations.
7,122
recent observations
43
species listed
43
mammals
Naturalists have logged 7,122 research-grade observations across the 43 most-recorded species near St. Louis. The most frequently seen is the White-tailed Deer, with 2,000 recorded sightings.
Rarer finds confirmed near St. Louis include Bobcat and Indiana Bat - uncommon enough that a sighting is worth logging.
Most-observed mammals near St. Louis
White-tailed Deer
Odocoileus virginianus
2,000 observations
Eastern Gray Squirrel
Sciurus carolinensis
1,407 observations
Eastern Cottontail
Sylvilagus floridanus
977 observations
Common Raccoon
Procyon lotor
568 observations
Groundhog
Marmota monax
415 observations
Eastern Chipmunk
Tamias striatus
372 observations
Virginia Opossum
Didelphis virginiana
301 observations
Coyote
Canis latrans
158 observations
Muskrat
Ondatra zibethicus
112 observations
Red Fox
Vulpes vulpes
111 observations
Striped Skunk
Mephitis mephitis
78 observations
Eastern Red Bat
Lasiurus borealis
76 observations
Eastern Mole
Scalopus aquaticus
70 observations
Big Brown Bat
Eptesicus fuscus
65 observations
Mexican Long-nosed Armadillo
Dasypus mexicanus
54 observations
Eastern Fox Squirrel
Sciurus niger
47 observations
Domestic Cat
Felis catus
47 observations
American Beaver
Castor canadensis
46 observations
Northern Short-tailed Shrew
Blarina brevicauda
42 observations
American Mink
Neogale vison
29 observations
Plains Pocket Gopher
Geomys bursarius
20 observations
House Mouse
Mus musculus
17 observations
North American River Otter
Lontra canadensis
14 observations
Southern Flying Squirrel
Glaucomys volans
12 observations
Domestic Dog
Canis familiaris
12 observations · iNaturalist
Silver-haired Bat
Lasionycteris noctivagans
8 observations
Bobcat
Lynx rufus
8 observations
Brown Rat
Rattus norvegicus
8 observations
White-footed Mouse
Peromyscus leucopus
7 observations
Tri-coloured Bat
Perimyotis subflavus
7 observations
Evening Bat
Nycticeius humeralis
6 observations
Woodland Vole
Microtus pinetorum
5 observations
American Black Bear
Ursus americanus
4 observations
European Rabbit
Oryctolagus cuniculus
3 observations · iNaturalist
Prairie Vole
Microtus ochrogaster
3 observations
Little Brown Bat
Myotis lucifugus
2 observations
Indiana Bat
Myotis sodalis
2 observations
Eastern Deermouse
Peromyscus maniculatus
2 observations
North American Least Shrew
Cryptotis parvus
2 observations · iNaturalist
Western Meadow Vole
Microtus drummondii
2 observations
Northern Hoary Bat
Lasiurus cinereus
1 observation
Wild Boar
Sus scrofa
1 observation · iNaturalist
Southern Meadow Jumping Mouse
Zapus luteus
1 observation · iNaturalist
Mammals in nearby places
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