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.

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, ...

The Skybalonyx skapter is unlike any other drepanosaur found to date. It had a beaklike nose and used its claws to burrow into the ground. Credit: Illustration courtesy of Midiaou Diallo PHOENIX – A ...

A Smithsonian-led team of researchers have discovered North America's oldest known pterosaur, the winged reptiles that lived alongside dinosaurs and were the first vertebrates to evolve powered flight ...

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 ...

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 ...

In the U.S., many states have an official state fossil, or even a designated state dinosaur. Some states recognize an official dinosaur in celebration of the specific region's paleontology, and others ...