In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ...

Researchers were able to date the fossil of the flying reptile, a close cousin of dinosaurs, back to more than 209 million ...

A rare Triassic fossil site reveals North America's oldest known pterosaur, Eotephradactylus mcintireae, in what was once a rich ecosystem.

Arizona's Petrified Forest National Park has done it again. The famed fossil-rich ground has provided paleontologists a ...

Scientists identify the oldest flying reptile in North America, discovered in Arizona and dating back 209 million years.

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 ...

The painted desert of Arizona’s Petrified Forest National Park is a fossil wonderland. Scattered through the sunbeaten rock are rainbow-colored trunks of prehistoric conifers, the crumbling bones of ...

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 ...

A Smithsonian-led team of researchers have discovered North America's oldest known pterosaur ... These fossils, which date back to the late Triassic period around 209 million years ago, preserve a ...

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