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 ...

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 ...

The Namaqua Rain Frog (Breviceps namaquensis) is able to puff up its body to intimidate predators, but its call is less intimidating than adorable. In its inflated, agitated state, a passing dog might ...