The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil site that represents a critical ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 ...

Tegus, once thought to be newcomers, actually roamed ancient Georgia during a global warm spell millions of years ago — a ...

A report in the journal Nature estimates that the amniote tracks date to between 350 million and 359 million years ago.

Embedded in the slab’s fine sandstone are delicate imprints: long toes ending in sharp claws, left by an animal that trotted ...