‘Jurassic Park’ Movie Franchise Totally Screwed Up T-Rex’s Roar; Here’s What It Really Sounds Like Jurassic Park made one major mistake in the portrayal of the T-Rex.

For most people, the sound of a dinosaur is unmistakable:a deep, guttural roar that shakes the earth. That idea, planted by Jurassic Park in 1993 and echoed in countless documentaries, toys, and ...

'Jurassic Park' got some things wrong with its dinosaurs, including the hunting skills of the T-Rex and the size of the velociraptors.