Approximately 3,400 species of plants and animals are known to occur on
or adjacent to the four southern California national forests. Of these, over 470 species are identified as threatened, endangered, sensitive, or as species of concern. While the listings below are not comprehensive, they should help you identify that thing that ran through your campsite last night.

Amphibians Aboreal Salamander Arroyo Toad Coast Range Newt Foothill Yellow-legged Frog Giant Salamander Blotched Ensatina Salamander Monterey Ensatina Salamander Mountain Yellow-legged Frog Red-legged Frog San Gabriel Slender Salamander Tehachapi Slender Salamander Tiger Salamander Western Spadefoot Toad Yellow Blotched Salamander Mammals American Badger Bobcat Cactus Mouse California Black Bear California Chipmonk California Leaf-nosed Bat Coachella Round-Tail Squirrel Coyote Desert Cottontail Fringed Myotis Giant Kangaroo Rat Golden Mantled Ground Squirrel Lodgepole Chipmonk Long-eared Myotis Long-legged Myotis Los Angeles Pocket Mouse Mojave Ground Squirrel Monterey Duskey Woodrat Mountain Lion Mt Pinos Lodgepole Chipmonk Mule Deer Nelson's Bighorn Sheep Pallid Bat Peninsular Bighorn Sheep Porcupine Racoon Red Fox Ringtail San Bernardino Dusky Shrew San Bernardino Flying Squirrel San Bernardino Kangaroo Rat San Bernardino Pocket Mouse San Diego Black Tailed Jackrabbit San Diego Desert Woodrat San Joaquin Antelope Squirrel San Joaquin Kit Fox Spotted Bat Stephen's Kangaroo Rat Tehachapi White Pocket Mouse Townsends Big Eared Bat Tule Elk Virgina Opossum Western Grey Squirrel Western Mastiff Bat Western Red Bat Western Small Fotted Myotis Western Spotted Skunk Wild Burro Wild Horse Wild Pig Yuma Myotis Reptiles Alligator Lizard Banded Rock Lizard California Mountain Kingsnake Chuckawalla Coachella Fringe-Toed Lizard Coast Horned Lizard Common Garter Snake Common Kingsnake Desert Horned Lizard Desert Iguana Desert Night Lizard Desert Tortoise Gila Monster Gopher Snake Leaf Toed Gecko Long-nosed Leopard Lizard Long-tailed Brush Lizard Mojave Rattlesnake Red Diamondback Rattlesnake Rosey Boa Sage Brush Lizard Sidewinder Speckled Rattlesnake Tree Lizard Western Banded Gecko Western Diamondback Rattlesnake Western Fence Lizard Western (Pacific) Rattlesnake Western Shovel-nosed Snake Western Skink Western Terrestrial Garter Snake Western Whiptail Zebra-Tailed Lizard Birds Abert's Towhee Acorn Woodpecker American Kestral Anna's Hummingbird Bald Eagle Barn Owl Burrowing Owl Bushtit Cactus Wren California Condor California Quail Canyon Wren Chipping Sparrow Cliff Swallow Common Raven Costa's Hummingbird Gambel's Quail Gila Woodpecker Golden Eagle Greater Roadrunner Great Horned Owl Mountain Bluebird Mountain Chickadee Mountain Quail Mourning Dove Northern Flicker Northern Mockingbird Pygmy Nuthatch Pinyon Jay Red-tailed Hawk Rufous Hummingbird Savannah Sparrow Steller's Jay Townsend's Warbler Turkey Vulture Violet & Green Swallow Western Meadowlark Western Scrubjay White-throated Swift