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 ...

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

The newly found fossils are 209 million years old and include at least 16 vertebrate species, seven of them previously unknown.

University of Cincinnati Cancer Center researchers looked billions of years into the past to learn more about the potential ...

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

Snakes can see heat, have incredible jaw flexibility, and aren’t as mean as we think. Discover 10 cool facts about these ...

Do reptiles react to the changing moon cycles. Are they more active during the full moon? Mr. Wironen’s 4th grade, Reingold ...

Before the rise of dinosaurs, Earth was a vastly different place, teeming with life in forms that were strange and unlike ...

Salamanders are amphibians, not reptiles. There are over 700 species of salamanders globally, but all are classified as ...