A gull-sized flying reptile has emerged from fossil-rich layers of Arizona’s Petrified Forest, revealing the earliest known ...

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 ...

This ancient reptile’s jawbone was unearthed in Arizona in 2011 and was confirmed to be a new species with the aid of modern ...

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

Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...

Paleontologists in southwestern China have unearthed fossils of *Dinocephalosaurus orientalis*, a 240-million-year-old marine ...

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

Measuring shells and skeletons encased in thousands of limestone samples has revealed that the sheer amount of living stuff ...

Jaw, wing bone, and tooth of Eotephradactylus mcintireae (209.2 Ma) reveal a floodplain ecosystem with fish, giant amphibians, and early turtles before the end-Triassic mass extinction.

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.

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 ...