Did T. rex actually roar?

Did T. rex actually roar? Perhaps sadly, the exciting, blood-curdling roars in the Jurassic Park franchise are not scientifically accurate. Current evidence supports that Tyrannosaurus rex made closed-mouth vocalizations, but in the films, the Tyrannosaurus opens its mouth every time it roars.

Perhaps sadly, the exciting, blood-curdling roars in the Jurassic Park franchise are not scientifically accurate. Current evidence supports that Tyrannosaurus rex made closed-mouth vocalizations, but in the films, the Tyrannosaurus opens its mouth every time it roars.
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