<P> The Colorado River is the longest river in the State of California . Many animals have made the Colorado River and surrounding Lower Colorado River Valley their home . Animals along the river include several species of snakes, scorpions, tarantula, yellow - headed blackbird, desert iguana, kit fox, bobcats and coyotes . Rivers and streams in the Colorado Basin were once home to 49 species of native fish, of which 42 are endemic . </P> <P> Engineering projects and river regulation have led to the extinction of four species and severe declines in the populations of 40 species . The bonytail chub, razorback sucker, Colorado pikeminnow, and humpback chub are among those considered the most at risk . All are unique to the Colorado River system and well adapted to the river's natural silty conditions and flow variations . </P> <P> On the Californian Coast, many species of animals and plants can be found . The raccoon, skunk, opossum, and rat are 4 of the species . Large predators include the red fox, bobcat, coyote, American black bear, and the cougar . Wasps, the European honeybee, yellowjackets, flies, moths, and many other insects also live on the Californian coast . Marine life includes orcas and great white sharks . The gray fox is more common than its red cousin . </P> <P> Raccoons, opossums, skunks, and foxes are common in yards, along with insects, birds, lizards, and squirrels . Bobcats may appear near the wild - land borders, along with rattlesnakes, coyotes, cougars, and bears . </P>

Animals that live in the coastal region of california
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