vertical closeup on an adult female of the very rare scott barr salamander, plethodon asupak form north california

amphibia amphibian chordata california caudata hightonia location nature northamerican plethodon asupak plethodontidae scott bar salamander drainage siskiyou county us usa urodela animal biology closeup critically endangered endemic herpetology lungless macro outdoors predator protected rare single tailed vertebrate wild wildlife wood zoology natural adult female very barr stone vertical