The Service has proposed listing foothill yellow-legged frog populations in the Southern Sierra Nevada and Southern California Coast as endangered and the North Feather River and Central California ...

By Perry Montoya Visitors to the high California hills of Calaveras County during the third weekend in May have quite a treat ...

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 ...

This frog mysteriously re-evolved a full set of teeth This frog mysteriously re-evolved a full set of teeth He spent his career studying a frog. Then he discovered its true identity. He spent his ...