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

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 ecosystems ...

A groundbreaking discovery in Arizona’s Petrified Forest reveals North America’s oldest pterosaur.

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

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 ...

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 ...

Petrified Forest National Park rivals the Grand Canyon with its unique fossils, expansive vistas, and rich geological history ...

Still, Petrified Forest National Park's main attraction is the very "petrified forest" that gave the park its name. This ...

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 million years ago.The jawbone of the ancient reptile was unearthed in Arizona ...

An artist's depiction of a landscape from 209 million years ago at Petrified Forest National Park in Arizona, based on fossils of plants and animals ...

Approximately 1.4 million customers across Arizona could soon see higher electricity bills. Arizona Public Service, the state ...