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

Most people would associate frogs with croaking, but the newly identified animals in Madagascar, an island off the south-east coast of Africa, emit bird-like whistling sounds in their communication ...

Scientists discovered seven new species of tree frog in Madagascar ... genetically and have unique calls. The “otherworldly” calls reminded researchers of sound effects in “Star Trek ...

Scientists have discovered seven new species of tree frogs in the lush rainforests of Madagascar. These small amphibians make strange, high-pitched whistling sounds that sound a bit like the sound ...

Seven new species of frog have been named after "Star Trek" captains - because their calls sound like special effects from the sci-fi series. The tree frogs that make "otherworldly" calls were ...