Mammals of Cosumnes River Preserve
The mammals most often spotted in Cosumnes River Preserve, ranked by recent research-grade observations.
512
recent observations
23
species listed
23
mammals
Naturalists have logged 512 research-grade observations across the 23 most-recorded species in Cosumnes River Preserve. The most frequently seen is the Desert Cottontail, with 170 recorded sightings.
Rarer finds confirmed in Cosumnes River Preserve include Bobcat - uncommon enough that a sighting is worth logging.
Most-observed mammals in Cosumnes River Preserve
Desert Cottontail
Sylvilagus audubonii
170 observations
Eastern Fox Squirrel
Sciurus niger
152 observations
Mule Deer
Odocoileus hemionus
52 observations
North American River Otter
Lontra canadensis
33 observations
American Beaver
Castor canadensis
16 observations
Mexican Free-tailed Bat
Tadarida brasiliensis
13 observations
Brush Rabbit
Sylvilagus bachmani
12 observations
Common Raccoon
Procyon lotor
11 observations
California Vole
Microtus californicus
10 observations
American Mink
Neogale vison
7 observations
Striped Skunk
Mephitis mephitis
6 observations
Coyote
Canis latrans
6 observations
Muskrat
Ondatra zibethicus
6 observations
California Ground Squirrel
Otospermophilus beecheyi
6 observations
California Sea Lion
Zalophus californianus
2 observations
Virginia Opossum
Didelphis virginiana
2 observations
Domestic Cat
Felis catus
2 observations
Bobcat
Lynx rufus
1 observation
Black-tailed Jackrabbit
Lepus californicus
1 observation
European Rabbit
Oryctolagus cuniculus
1 observation · iNaturalist
Black Rat
Rattus rattus
1 observation
House Mouse
Mus musculus
1 observation
Western Gray Squirrel
Sciurus griseus
1 observation
Mammals in nearby places
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