The discovery of nearly 20 alligator-size amphibians that died together during the Triassic in what is now Wyoming is ...

Buried for 209 million years, a tiny flying reptile and its ancient neighbors just emerged from Arizona’s Triassic past.

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America’s oldest-known flying reptile, that reveal a time of transition when venerable lineages that were ...

Paleontologists know the bone bed as PFV 393. The late fossil preparator Bill Amaral found the site in 2011 on a field trip ...

A 259-million-year-old fossil skull of Yinshanosaurus angustus has been found, filling a key evolutionary gap in ...

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

Paleontologists have uncovered in Arizona a Triassic treasure trove of fossils dating back 209 million years ago.

A new species of ancient reptile has been named after spending more than 200 million years buried in the ground. Threordatoth chasmatos was one of the last survivors of the procolophonids, a group ...

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 ...

The collapse of tropical forests during Earth's most catastrophic extinction event was the primary cause of the prolonged ...

Long before the first dinosaur hatched, Earth's ancient life was already thriving. There were bizarre sea creatures and lumbering plant-eaters that ruled prehistoric landscapes for hundreds of ...

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 ...