An ancient, predatory creature known as the devil frog may have looked even scarier than previously thought. The monster frog, Beelzebufo ampinga, lived during the Cretaceous Period in what is now ...

Beelzebufo ampinga, the so-called "devil frog," may be the largest frog that ever lived. These beach-ball-size amphibians, now extinct, grew to 16 inches (41 centimeters) in length and weighed about ...

Finding new species may call to mind images of scientists tracking mysterious footprints in the mud or cutting paths through the dense jungle. But sometimes, a discovery is as easy as getting a frog ...