The Tyrannosaurus Rex has been a staple of the Jurassic Park franchise since the beginning, and frequently at the center of some of its best scenes (not to mention the center of the posters).

The animal's tremendous size and weight prevented it from running at top speeds of 45 mph, like is shown in the blockbuster "Jurassic Park." If T. rex ran at those speeds its leg bones would have ...

rex approaches after noticing his car's mirror shaking when an Earth, Wind & Fire song played. In "The Making of Jurassic Park," special effects supervisor Michael Lantieri described this as the ...