The bull gator lay in the sand under the oak trees. A few days earlier he had been hauled out of a murky lake in central Florida. Researchers instantly named him Mr. Big. He was sofa-size, with ...

Dinosaurs were big reptiles that lived a long, long time ago. Some were huge and others were small. They lived on land and in the sea, but they are now extinct, which means they don’t live on ...

But National Geographic Explorer Nizar Ibrahim and his crew of paleontologists have returned to the region for years, chasing one of the weirdest dinosaurs ever found: a river monster called ...

Building on the success of previous editions, Dinosaurs has been thoroughly updated to include new discoveries in the field, such as the toothed bird specimens found in China and recent discoveries of ...

When paleontologist Martin Qvarnström began peering inside 230-million-year-old fossilized dinosaur dung using an advanced X-ray technology, he wasn’t sure he’d see anything of interest. But embedded ...