Watch the First Teaser Trailer for Pixar's 'The Good Dinosaur'

Yahoo!: We’re weeks away from the theatrical release of Pixar’s Inside Out, a film that takes audiences on a journey deep inside the complex machinery of modern human emotions. But the Disney-owned animation studio is also prepping another adventure for 2015, one that takes us back to a time when humans were closer to simple, knuckle-dragging cave-dwellers.

The story is too old to be commented.