Fishing duo Cole and Jay caught, cleaned, and cooked 17 bullfrogs in one adventurous night.

The turquoise frog in Victor Berthelsdorf’s pond may look pretty, but for local turtles, bugs and other animals, it is anything but.

The huge amphibians "will literally just feed on anything that fits into their mouth" — including turtle hatchlings. Clearing thousands of frogs from ponds helped other species stage a comeback.

Bullfrogs are fascinating amphibians with an impressive repertoire of sounds. Their name comes from the male’s deep, resonant “mooing” call, which sounds a lot like a cow or bull. However ...

After invasive American bullfrogs croak, native turtles return to Yosemite, finds a UC Davis study.

Get to know the American bullfrog, the giant amphibian with the bull-like bellow, and one of North America’s most widespread frog species.

American bullfrogs are native to the eastern U.S., but their introduction into the western U.S. caused havoc. Here's why.

Scientists found huge “aggressive” animal with “whoop”-like call in Namibia and discovered new frog species: Beytell’s bullfrog, study said.

The call of American bullfrogs was deafening when scientists from the University of California, Davis, first began researching the impact of invasive bullfrogs on native northwestern pond turtles ...