Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...

"We believed that the diversity of this group of dinosaurs was already well documented in the Upper Jurassic of Portugal. This discovery shows that there is still much to learn and that exciting ...

"Ornithischian" is a term scientists use to describe a type of "bird-hipped" herbivorous dinosaur. Prior research ... of the femur and the shape of the head itself was distinct, uniquely cerapodan.

a herbivore from the late Triassic period. A distinctive dinosaur known for its long neck, big body, long tail, and a small head, the dinosaur, which probably stood about 10 feet tall and measured ...