Poison arrow frogs, or poison dart frogs, are found in the tropical rainforests of Central and South America. Despite their ...

They undergo metamorphosis to grow from their larval stage, as a non-reproductive tadpole that swims underwater, to their adult stage, as a frog that can jump on land. This drastic transformation ...

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature ...