In the rainforests of Madagascar, it can feel like you’ve stepped into another world. The air hums with life, dense with the sounds of birds, insects, and rushing streams. But if you listen closely, you might hear something even stranger — a faint,

Seven new frogs discovered in Madagascar ‘sound like something from Star Trek’ - For those who are not fans of the sci-fi series, the calls might sound like a bird or an insect.

Seven new species of tree frogs in Madagascar's rainforests are notable for their otherworldly, high-pitched whistling calls.