Fossil tracks found in Australia push the origin of reptiles back by 40 million years, altering the timeline of tetrapod ...

The footprints of a reptile-like creature appear to have been laid down around 356 million years ago, pushing back the ...

The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to ...

The emergence of four-legged animals known as tetrapods was a key step in the evolution of many species today – including ...

The ancient footprints from Australia were found on a slab of sandstone recovered near Melbourne and show reptile-like feet ...

A research team has created a comprehensive evolutionary tree of all bird species, integrating data from hundreds of studies ...

Published today in Nature, the research reveals that these distant on-off switches likely appeared early on in the evolution of animals, around 700 million years to 650 million years ago, or about 150 ...

Life depends on genes being switched on and off at exactly the right time. Even the simplest living organisms do this, but ...

WASHINGTON (AP) — Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 million years ago. The discovery suggests that after ...