At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs. Mosasaurs had long bodies and were related to both snakes and monitor lizards.

(Reuters) - About 76 million years ago, a juvenile of one of the largest flying creatures in Earth's history, called Cryodrakon boreas, walked along a riverbank on a lush coastal plain and lowered its ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...

The oceans of the Cretaceous of North America teemed with life. Gigantic fish and enormous marine reptiles hunted the Western Interior Sea. A unique new fossil demonstrates rare evidence of direct ...

The latest clues hint at where pterosaurs — the first vertebrates to fly — came from, how they evolved, what they ate and more.

(CN) — Pterosaur fossils are relatively rare. Fossils that contain more than mere fragments of their thin, fragile bones are even rarer. That makes the discovery of a 100 million-year-old pterosaur ...

An international team of scientists has identified the oldest fossil of a sea-going reptile from the Southern Hemisphere -- a nothosaur vertebra found on New Zealand's South Island. 246 million years ...

Pterosaur's neck bone shows evidence of a croc bite Fossil found at Alberta's Dinosaur Provincial Park Jan 24 (Reuters) - About 76 million years ago, a juvenile of one of the largest flying creatures ...