A red-backed salamander that is a chocolate brown base color with white speckling and a distinctly bright red-orange stripe running the length of its back from its neck to the tip of its tail rest ...

Experts agree: Mark Twain's favorite amphibian, “The Celebrated Jumping Frog of Calaveras County,” is none other than the California red-legged frog. Once so common it was a staple cuisine, California ...

The other species highlighted in the report are the California red-legged frog, pink mucket pearly mussel, Chinook salmon, monarch butterfly, northern spotted owl, streaked horned lark, Crotch’s ...