Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

A trace fossil of 66 dinosaur footprints has been uncovered in Australia, providing a rare snapshot of dinosaur behavior and ...

Scientists have discovered a new dinosaur species, Duonychus tsogtbaatari, with a strange evolution in Mongolia's Gobi Desert.

These and many other types of ancient reptiles are often wrongly called dinosaurs. Marine reptiles, such as ichthyosaurs, plesiosaurs and mosasaurs are not dinosaurs. Nor is Dimetrodon or other ...

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 ...

“footprint fossils are the only direct evidence our country has of the types of dinosaurs we had here (during earlier times),” Romilio said. What’s more, the slab provides a rare glimpse ...