Australia and South America weren't always so separate. At one time, many millions of years ago, these two continents were connected, along with others, in the southern supercontinent of Gondwana.

Newly discovered evidence of Australia's earliest species of tree frog challenges what we know about when Australian and South American frogs parted ways on the evolutionary tree. Previously, ...

MEXICO CITY — A miner in the state of Chiapas found a tiny tree frog that has been preserved in amber for 25 million years, a researcher said. If authenticated, the preserved frog would be the first ...

Northeastern Minnesota is the home of a low number of reptiles and amphibians (herps). Among reptiles, two kinds of snakes ...