Meet Supersaurus, one of the largest dinosaurs of the Jurassic period. Supersaurus was an herbivore whose lifespan could be as much as one hundred years.
Meet Sinosauropteryx, a feathered dinosaur. This discovery changed the way scientists viewed dinosaur evolution. Sinosauropteryx was a ferocious hunter that dominated prehistoric Liaoning.
On the Science Channel's "Mammals vs. Dinos," meet Tyrannosaurus Rex, one of the largest, carnivorous dinosaurs known. Here, an alligator's bite force is measured and compared to T Rex bite marks.