Did the first modern tetrapods, our own distant ancestors, emerge in the temperate Devonian landscapes of southern Gondwana, ...

John Long/The ConversationThe emergence of four-legged animals known as tetrapods was a key step in the evolution of many species today – including humans.Our new discovery, published today in Nature, ...

The team packed the hellbenders up and drove to a river in Middle Tennessee, where biologists donned wet suits and snorkels and hopped into the cold streams. They deposited the hellbenders under the ...

Fossilized claw tracks discovered in Australia show that the animal group that includes reptiles, mammals and birds formed ...

Fossilized footprints discovered in southeastern Australia, dating back approximately 355 million years, have forced ...

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

Oklahoma is often thought of as an ecological melting pot, where forests, prairies, and wetlands meet to provide habitat for ...

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

The creature could lay eggs on land, unlike amphibians. It was part of a large group known as “amniotes,” which would evolve ...

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

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