Life on our planet began in the water. Eventually, one branch of the fish family tree developed legs and came up on land. These early four-legged animals, the tetrapods, were the forebears of today's ...

A giant crocodile once ruled Lucy’s world, lurking in ancient Ethiopian waters with jaws powerful enough to turn early human ...

A University of Florida study found invasive spectacled caimans are expanding into more of South Florida and the Everglades.

Scientists have discovered Labrujasuchus expectatus, a bizarre crocodile relative that looked more like an ostrich-like dinosaur than anything resembling a modern crocodile. It walked on two legs, had ...

If the fish comes out of the water to tell you the crocodile is sick, believe it.” Instead of asking whether the story is ...

Add Yahoo as a preferred source to see more of our stories on Google. New fossil evidence from crocodile-like early tetrapods known as embolomeres suggests they grew without undergoing amphibian-style ...

The first four-legged vertebrates did not grow up like tadpoles after all. That idea has shaped the story of life on land for decades. Early tetrapods, the ancient animals that gave rise to mammals, ...