Overshadowed by the Grand Canyon, this quiet desert park might just surprise you. From rainbow-colored badlands to Route 66 ...

Fossils of trees and a desert with red, tan and lavender shades await visitors at Petrified Forest National Park, about 116 ...

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

A fossil from a seagull-sized winged reptile that lived millions of years ago was found in Arizona, and the creature has now ...

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

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

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

Eotephradactylus mcintireae’ is the oldest-known flying reptile from the continent and roamed the skies 209 million years ago ...

An artist's reconstruction of the fossilized landscape, plants and animals found preserved in a remote bonebed in Petrified Forest National Park in Arizona. In a paper published in Proceedings of ...

Smithsonian scientists have uncovered North America’s oldest known pterosaur from a 209-million-year-old bonebed in Arizona’s ...

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