An international team of 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 ...

Frogs are some of the most fascinating and adaptable animals on the planet. With over 5,000 known species, and more still being discovered, they come in almost every size, colour, and behaviour ...

For a small frog, the alpine tree frog (Litoria verreauxii alpina) packs a lot of surprises. For one, this tree frog lives in snowy gullies and high mountain crags across the Australian Alps, far from ...