A new study shows that one group of dinosaurs was on the rise right before the asteroid hit. What does that tell us about ...

Ankylosaurus was a plant-eating dinosaur with body armor ... With sharp teeth and a long, bony tail, Archaeopteryx is a link to dinosaurs and modern-day birds. (Credit: Leonello Calvetti/Science Photo ...

There are also baby dinosaurs like Spike that people can meet and take pictures with. "Spike is a baby Ankylosaurus. He lived during the late Cretaceous period which means he would exist around ...

Not all ankylosaurid dinosaurs had the same armor patterning but all had armor to protect them from predators, most notably Tyrannosaurus, Tarbosaurus and Deinonychus. And ankylosaurus needed that ...