American badger
A surprising variety of wildlife species can be found, including mountain lion, mule deer, bobcat, coyote, gray fox, American badger, ring-tailed cat, spotted skunk, western gray squirrel, long-tailed weasel, woodrat, kangaroo rat, bats, spotted owl, western pond turtle, steelhead, coast horned lizard, least Bell's vireo, golden eagle, mountain quail, canyon wren, speckled rattlesnake, Pacific rattlesnake, common kingsnake, gopher snake, arroyo toad, western spadefoot toad, California tree frog, California sister butterfly, various "Aphonopelma" species of tarantula, and many more.