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 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.
Chimps regularly hunt and eat meat even though their diet is mostly fruit and plants. Why do chimps hunt and kill even if they don't need meat to survive?