Tyrannosaur Fossil Shows Intelligence Came Before Brawn

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Tyrannosaur Fossil Shows Intelligence Came Before Brawn

Plenty of people know about the most famous tyrannosaur, Tyrannosaurus rex, even if their overall knowledge of dinosaurs is quite poor.

That’s because the huge predator was around 40 feet long and weighed a few tons, putting it at the top of the food chain. At the end of the dinosaur age, Tyrannosaurus rex was a dominant force. However a new fossil shows that the first tyrannosaurus was in fact about the size of a person.