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

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

The large flying reptiles known as pterosaur preyed on primitive fish that would have hard scale armour covering them.

Scientists identify the oldest flying reptile in North America, discovered in Arizona and dating 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 ...

Step back millions of years in time at the Petrified Forest National Park. This Arizona park is home to one of the largest ...

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 ...

A delicate jawbone unearthed in Arizona has revealed North America's oldest known pterosaur, a flying reptile no bigger than ...

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

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 ...

Meteor showers in July 2025 include the Perseids, Alpha Capricornids and Delta Aquariids. Here's when each shower peaks and how to see it in Arizona.