At the end of the Cretaceous, the duck-billed hadrosaurs were the most advanced herbivores on Earth. New research has ...

Most plant-eating dinosaurs belong to two categories: There were ornithischian — which means "bird-hipped" — dinosaurs, like Triceratops, Stegosaurus, Iguanodons and ankylosaurs, and sauropodomorph ...

For more than 150 million years, science didn’t notice a small, fast-moving dinosaur that lived in the floodplains of ...

We won the dinosaur lottery,” says curator James Hagadorn, who helped ID the 67.5-million-year-old bit of bone.

Also a herbivore, Ankylosaurus could be quite fierce. "These are the ones with heavy armor, like a heavy tank," said Morrison, ranking it 10th. The stout dinosaur, standing at about 5.5 feet at ...

New dinosaur Enigmacursor clarifies taxonomy and highlights overlooked species in the Morrison Formation. A small dinosaur ...