Tyrannosaurus FX: What dinosaurs really sounded like
Twenty Thousand Hertz
00:00
The Jurassic Park Movie
Julia Clark is a professor of paleontology at the University of Texas at Austin. She says some parts of the movies just aren't very realistic. If you let out a blood-curdling roar, all you're going to do is scare away your supper. A physiological reason why roaring and eating just don't go together.
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