Mammals of Orange County, California
Compiled by Peter J. Bryant, mainly from the photographs of John Avise, University of California, Irvine
Click on images or names to open. 22 species illustrated
Species exotic to California and/or North America, yellow background
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| Artiodactyla (Even-toed Ungulates) |
| Cervidae (Deer) |
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Mule Deer,
Odocoileus hemionus |
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| Carnivora (Carnivores) |
| Canidae (Dogs) |
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Felidae (Cats) |
Mephitidae (Skunks) |
Coyote,
Canis latrans |
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Domestic Cat,
Felis catus |
Bobcat,
Lynx rufus |
Striped Skunk,
Mephitis mephitis |
| Mustelidae (Otters and Weasels) |
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Southern Sea otter,
Enhydra lutris
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Long-tailed Weasel,
Mustela frenata |
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| Otariidae (Sea Lions) |
Phocidae (Seals) |
Procyonidae (Raccoons and Ringtails) |
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California Sea Lion,
Zalophus californianus |
Harbor Seal,
Phoca vitulina |
Ringtail,
Bassariscus astutus |
Raccoon,
Procyon lotor |
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| Cetacea (Whales and Dolphins) Drones Over Blue Whales, Gray Whales in Surf, Megapod of Dolphins off Dana Point Whale Watching |
Balaenopteridae (Rorquals) |
Minke Whale,
Balaenoptera acutorostrata |
Bryde's Whale,
Balaenoptera edeni |
a.jpg)
Blue Whale,
Balaenoptera musculus |
Fin Whale,
Balaenoptera physalus |
Humpback Whale,
Megaptera novaeangliae |
Eschrichtiidae
(Gray whale) |
Delphinidae (Dolphins) |
Gray Whale,
Eschrichtius robustus |
Long-beaked Common Dolphin, Delphinus capensis |
Risso's Dolphin,
Grampus griseus |
False Killer Whale,
Pseudorca crassidens |
Bottlenose Dolphin,
Tursiops truncatus |
Physeteroidea
(Sperm Whales) |
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| Over 60 Sperm Whales Surround Whale Watching Boat off Dana Point California |
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| Chiroptera (Bats) |
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| Vespertilionidae (Evening Bats) |
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Pallid Bat,
Antrozous pallidus |
Big Brown Bat,
Eptesicus fuscus |
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| Insectivora
(Moles) |
Soricomorpha (Shrews) |
Didelphimorphia
(American Marsupials) |
Lagomorpha (Hares, Pikas and Rabbits) |
| Talpidae (Moles) |
Soricidae (Shrews)
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Didelphidae (Opossums) |
Leporidae (Hares and Rabbits) |
Broad-footed Mole,
Scapanus latimanus |
Ornate Shrew,
Sorex ornatus |
Virginia Opossum,
Didelphis virginiana |
a.jpg)
Black-tailed Jackrabbit,
Lepus californicus |
Desert Cottontail,
Sylvilagus audubonnii |
| Rodentia (Rodents) |
| Cricetidae (New-world Mice and Rats) |
Geomyidae
(Pocket Gophers) |
Dusky-footed woodrat,
Neotoma fuscipes macrotis
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Cactus mouse, Peromyscus eremicus fraterculus
Deer mouse, Peromyscus maniculatus gambellii
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California mouse, Peromyscus californicus insignis
Harvest mouse, Reithrodontomys megalotis longicaudus
Desert woodrat, Neotoma lepida
intermedia |
Botta's Pocket Gopher,
Thomomys bottae |
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| Heteromyidae (Kangaroo Rats and Pocket Mice) |
Muridae (Old-world Mice and Rats) |
San Diego Pocket Mouse, Chaetodipus fallax
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Agile Kangaroo Rat, Dipodomys agilis agilis (may no longer be present in Orange County)
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Pocket mouse, Perognathus fallax fallax
Pacific Pocket Mouse, Perognathus longimembris pacificus (Federal status: Endangered) |
House Mouse,
Mus domesticus |
House Rat,
Rattus rattus |
| Sciuridae (Squirrels, Chipmunks and Marmots) |
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Eastern Gray Squirrel, Sciurus carolinensis |
Western Gray Squirrel,
Sciurus griseus |
Eastern Fox Squirrel,
Sciurus niger |
California Ground Squirrel, Spermophilus beecheyi |
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| A checklist of the animals of the Santa Ana Mountains | OC Trackers |
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