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 ...

It would eventually become the ultimate apex predator of the Late Cretaceous period. But the tyrannosaurs that preceded it weren’t always at the top of the food chain—one of those myths about ...

This meant that giant crocodiles from the Cretaceous walked on hind legs ... "The narrow trackways were made entirely by the ...