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Mammals of Fresno, CA

The mammals most often spotted near Fresno, ranked by recent research-grade observations.

1,612
recent observations
46
species listed
46
mammals

Naturalists have logged 1,612 research-grade observations across the 46 most-recorded species near Fresno. The most frequently seen is the Eastern Fox Squirrel, with 529 recorded sightings.

Rarer finds confirmed near Fresno include Bobcat and Canyon Bat - uncommon enough that a sighting is worth logging.

BobcatCanyon Bat

Most-observed mammals near Fresno

Eastern Fox Squirrel
Sciurus niger
529 observations
California Ground Squirrel
Otospermophilus beecheyi
416 observations
Desert Cottontail
Sylvilagus audubonii
95 observations
Virginia Opossum
Didelphis virginiana
82 observations
Domestic Cat
Felis catus
78 observations
Coyote
Canis latrans
76 observations
Gray Fox
Urocyon cinereoargenteus
69 observations
Mule Deer
Odocoileus hemionus
42 observations
Common Raccoon
Procyon lotor
40 observations
American Beaver
Castor canadensis
30 observations
Bobcat
Lynx rufus
14 observations
Red Fox
Vulpes vulpes
14 observations
Muskrat
Ondatra zibethicus
14 observations
Striped Skunk
Mephitis mephitis
13 observations
American Badger
Taxidea taxus
11 observations
Black Rat
Rattus rattus
10 observations
Botta's Pocket Gopher
Megascapheus bottae
8 observations · iNaturalist
Mexican Free-tailed Bat
Tadarida brasiliensis
7 observations
California Sea Lion
Zalophus californianus
7 observations
Black-tailed Jackrabbit
Lepus californicus
7 observations
House Mouse
Mus musculus
6 observations
Northern Elephant Seal
Mirounga angustirostris
5 observations
North American River Otter
Lontra canadensis
4 observations
Northern Hoary Bat
Lasiurus cinereus
3 observations
Common Dolphin
Delphinus delphis
3 observations
Brush Rabbit
Sylvilagus bachmani
3 observations
Big Brown Bat
Eptesicus fuscus
2 observations
Pallid Bat
Antrozous pallidus
2 observations
American Black Bear
Ursus americanus
2 observations
Eastern Gray Squirrel
Sciurus carolinensis
2 observations
Yellow-bellied Marmot
Marmota flaviventris
2 observations
Gambel's Deer Mouse
Peromyscus gambelii
2 observations
Harbor Seal
Phoca vitulina
1 observation
Sea Otter
Enhydra lutris
1 observation
Wild Boar
Sus scrofa
1 observation · iNaturalist
Coypu
Myocastor coypus
1 observation
Heermann's Kangaroo Rat
Dipodomys heermanni
1 observation
San Joaquin Pocket Mouse
Perognathus inornatus
1 observation
Western Harvest Mouse
Reithrodontomys megalotis
1 observation
Brown Rat
Rattus norvegicus
1 observation
Western Gray Squirrel
Sciurus griseus
1 observation
Domestic Dog
Canis familiaris
1 observation
Western Spotted Skunk
Spilogale gracilis
1 observation
Long-tailed Weasel
Neogale frenata
1 observation · iNaturalist
Southern Broad-footed Mole
Scapanus occultus
1 observation
Western Red Bat
Lasiurus frantzii
1 observation

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

Mammals in nearby places

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