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Top Tyrannosaurus rex facts

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DinosaursImage source, JULIUS CSOTONYI
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With a top speed of just 12mph the T. rex wasn't the fastest dinosaur - so who was? The speediest dinos were the ostrich-like ornithomimids, such as Dromiceiomimus, with speeds of up to 60km/h.

Image source, PA
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It might not have been the fastest, but the T. rex had the strongest bite of any land animal – it could bite prey with a force of over 3500kg – the equivalent impact of three small cars.

Image source, JonathanLesage
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It's not known quite what the T. rex’s short arms were for. They were too small to kill prey and too short to reach its mouth!

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T. rex teeth were super scary. Like a sharp knife they had jagged edges designed to slice through meat. And unlike humans, dinosaurs could grow new teeth to replace lost ones.

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Tyrannosaurus Rex means "king of the tyrant lizard."