Tucked away in a remote bonebed in Arizona's Petrified Forest National Park laid hundreds of fossils, including a fragile jawbone belonging to one of the oldest-known flying reptiles: the pterosaur.

Add Yahoo as a preferred source to see more of our stories on Google. For paleontologist Ben Kligman, the question was: Is this fragile jawbone a pterosaur or not? Other researchers also had questions ...

An artist’s reconstruction of the fossilized landscape, plants and animals found preserved in a remote bonebed in Petrified Forest National Parkin Arizona (Brian Engh, courtesy of the Smithsonian’s ...

PHOENIX — Fossils from the Petrified Forest National Park, in northern Arizona, revealed a new reptile species that thrived during the Triassic Period. Paleontologists and partners with the ...

New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about biodiversity in the Triassic. Looking for fossils in Petrified Forest National ...

Arizona’s Petrified Forest National Park has done it again. The famed fossil-rich ground has provided paleontologists a remarkable finding, this time the discovery of North America’s oldest known ...

A remarkable finding has surfaced in the colorful, fossil-rich badlands of Arizona’s Petrified Forest National Park: North America’s oldest known pterosaur. The newly identified species — a flying ...

What secrets can we unearth about the future of our planet from this petrified forest in Arizona? Locked within the stones and fossils of Petrified Forest National Park lies a record of life, death, ...

KENNETT, Mo. -- "I knew it had to be old," Rick Crane said, shifting his gaze to the 20,000-year-old petrified fossil of a mastodon's tooth that he had found while fishing in the Mississippi River ...

For paleontologist Ben Kligman, the question was: Is this fragile jawbone a pterosaur or not? Other researchers also had questions about the fossil, unearthed along with thousands of others during a ...