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 sounds of frogs recorded in their natural environment offer a calm and authentic experience of European nature. This recording documents the vocalizations of several species without disturbance or ...

To find her mate amidst a cacophony of frog croaks, groans, squeaks and trills, a female green tree frog just needs to take a deep breath. “We think the lungs are working a bit like some ...