Tyrannosaurus rex, the most famous dinosaur in popular culture and long considered the apex predator of its era, was apparently not alone. Thigh bone and tooth variations in assembled T-rex skeletons ...

The apex predator wasn’t a quick runner because of its heft, but its lanky limbs ensured it could amble efficiently for hours. By Katherine Kornei Surviving in the Cretaceous wasn’t a sprint, it was a ...

Scientists have discovered a new species of dinosaur that lived around 90 million years ago. It was about 26 feet long and weighed more than a ton. It would have been the largest carnivorous predator ...

About 150 million years ago, the land that is now the western United States was alive with dinosaurs. New research shows that the smallest members of the biggest dinosaurs played a huge role in ...

New findings about the anatomy of the dinosaur age’s fiercest predator suggest it chased prey “like an oversized bird.” ...

Add Yahoo as a preferred source to see more of our stories on Google. New research reveals baby sauropods fed Jurassic predators and shaped one of Earth’s most famous dinosaur ecosystems. (CREDIT: ...