closeup on a colorful red ensatina eschscholtzii salamander of the intermediate form occuring in north california

amphibia american amphibian californian chordata caudata ensatina nature north oregon pacific plethodontidae smith us usa westcoast animal biology california close closeup colorful endemic eschscholtzii herpetology lungless macro natural newt one outdoors predator protected red river salamander single tailed vertebrate wild wildlife zoology