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There's a new T rex from the dinosaur age — and it ruled the seas with a skull-crushing bite
The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest ...
There's a new T. rex in the fossil record, only this one terrorized the ancient seas. New research led by scientists at the ...
We all know about the dinosaur called the Tyrannosaurus rex, also known as the T. rex, which is famous for its large head and ...
It’s known as the “Dueling Dinosaurs” fossil: A triceratops and a tyrannosaur, skeletons entangled, locked in apparent combat right up until the moment of their mutual demise. Even in the Hell Creek ...
At least five groups of two-legged, mostly meat-eating theropod dinosaurs experienced a shortening of the upper arms over the ...
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