Researchers have discovered seven new species of tree frogs that make otherworldly calls in the rainforests of Madagascar. Their strange, high-pitched whistling calls sound more like sound effects ...

More than 7,000 species of frogs hop, climb and perch around our world—which means more than 7,000 unique frog calls permeate ...

Hiking through the dense rainforest of Madagascar, scientists heard a series of “otherworldly” sounds. The “somewhat bizarre” calls came from several “cute” creatures living near streams. They turned ...

You’ve heard of a “frog in your throat,” but probably not like this. By Asher Elbein On a hike through a sweaty Peruvian jungle in 2016, Kim Roelants, a biologist at Vrije University Brussel in ...