Lida Xing/NatureThe tiny dinosaur known as Oculudentavis Khaungraae ... For nearly 100 million years, the half-inch skull filled with sharp little teeth remained frozen in time.

With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated the forested river valleys in western North America during the late Cretaceous period ...

This bony creature, found in South Germany, lived about 150 million years ago and had the distinctive sharp teeth of modern-day ... between the time when dinosaurs walked the Earth and our modern ...