These were no mean feet. Scientists put their “stamp” on prehistory after discovering a massive dinosaur footprint in ...

One possibility for the strikingly differing horns is that specific arrangements allowed overlapping horned dinosaur species to tell each other apart. Having a long nose horn and no brow horns ...

Related to the T. rex, Albertosaurus are the fastest animal you'll see in Walking With Dinosaurs, and could run up to 30 ...