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.
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.
On a recent dinosaur dig Kasey-Dee Gardner noticed that fossils not only come in all shapes and sizes, but also in all different colors. This week she finds out why.