American bullfrogs, which were once confined to much of eastern North America, have exploded around the world with dire consequences for native species. Now researchers say they may have found a way ...

It's not easy being green, as a famous frog once sang - and in recent decades, just surviving has become even harder for frogs and other amphibians. They are experiencing a 3.79 percent average annual ...

The American bullfrog is native to the eastern United States but was introduced in the West. Voracious eaters with large mouths, their diets can include birds, bats, rodents, newts, snakes, and ...

After years of silence, one of Yosemite's most beloved, and adorable, species has made a comeback. Once widespread from Baja California to Washington state, the western pond turtle has disappeared ...

Paula Trater has been studying Heber City’s smallest neighbor since 1992. The Columbia spotted frog, she said, deserves the attention.

The U.S. Fish and Wildlife Service is thinking of adding some federal protections for a turtle found in Oregon. The western pond turtle is found in fresh water and wetlands west of the Cascades. It is ...

TUCSON, Ariz.— Cattle have caused immense damage to critical habitat designated to help threatened Chiricahua leopard frogs recover throughout four national forests in Arizona, based on field surveys ...