Fossils from the Petrified Forest National Park, in northern Arizona, revealed the discovery of a new reptile species that ...

During the Triassic period nearly 250 million years ago, a small reptile scurried after insects in the canopy of a lush ...

An international team of researchers has published a groundbreaking study in Nature, revealing that early reptiles from the ...

Preserved in tan stone, the fossil of Mirasaura included much of the ancient reptile’s skeleton and a feather-like fan that ...

The newly described Mirasaura grauvogeli from the Middle Triassic had a striking feather-like crest, hinting that complex skin appendages arose far earlier than previously believed. Its bird-like ...

PETRIFIED FOREST NATIONAL PARK, Ariz. — Researchers have discovered fossils of a tiny burrowing reptile — previously unknown — among a vast expanse of petrified wood in eastern Arizona. The ...

One of the world's richest troves of Triassic-period fossils has been discovered in an area of Bears Ears National Monument that just lost its protected status, scientists announced Thursday ...

One of the world’s richest troves of Triassic-period fossils has been discovered in an area of Bears Ears National Monument that just lost its protected status, scientists announced Thursday ...

Interestingly, the fossils the team unearthed would have belonged to an animal that weighed around 9,000kg, was 4.5 meters long, and 2.5 meters tall.

The newly-found fossils are 209 million years old and include pterosaurs, primitive frogs and lizard-like reptiles ...

“Based on our small, initial excavation, we believe that this 63-meter (69-yard) site may be the densest area of Triassic period fossils in the nation, maybe the world.

One of the world’s richest troves of Triassic-period fossils has been discovered in an area of Bears Ears National Monument that just lost its protected status, scientists announced Thursday ...