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.
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," evidence suggests that the Tyrannosaurus Rex lived as a family unit, caring for its young and living cooperatively.