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 ...

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 ...

Springtime in the Bay Area brings with it lush green landscapes, vibrant wildflowers and buds breaking open on trees. And in some places, the soundtrack to all that visual beauty is the chorusing of ...