These attractive frogs can be gray, brown or reddish on their backs. Once thriving across their range, now foothill yellow-legged frogs have disappeared from more than half their historical range due ...

Scientists became aware of extinctions in various frog species in the 1980s, when J. Alan Pounds and colleagues reported the disappearances of golden toads (Bufo periglenes) and harlequin frogs ...

Scientists found a “large”-eyed creature with “pale yellow” fingertips ... Photos show the various brown hues of the new species. The frogs ranged from “brown to beige” but generally ...