In 1993, Steven Spielberg's film Jurassic Park defined dinosaurs for an entire ... which feature heavily in the film, including Tyrannosaurus rex, Velociraptor and Triceratops.
rex was a formidable predator during the Cretaceous Period As a big, active predator, the mighty Tyrannosaurus rex ... them in hot conditions. Mission Jurassic: Searching for dinosaur bones ...
rex wasn't nearly as terrifying as we thought. 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." ...