Sierra Nevada yellow-legged frogs are small creatures measuring 1.5 to 3.75 inches long, according to the U.S. Fish and Wildlife Service.They live high in California’s Sierra Nevada mountain ...

The mountain yellow-legged frog was once the most abundant amphibian in Southern California's Sierra Nevada and Transverse Ranges. Just decades ago, it was hard to walk around many of California's ...

But for more than a hundred years they've also been biologically disrupted, stocked each year with non-native fish, which in turn destroyed the population of Sierra Nevada yellow-legged frogs that ...

The U.S. Fish and Wildlife Service today proposed to designate 760,071 acres of critical habitat under the Endangered Species Act for the foothill yellow-legged frog. The areas to be protected lie ...