A new study found that the primitive relatives of Tyrannosaurus rex had bulldog-like snouts and shorter arms. The research offers new insights about the end of the dinosaur period in Africa based on ...
ALBUQUERQUE, N.M. (AP) — The Tyrannosaurus rex seemingly came out of nowhere tens of millions of years ago, with its monstrous teeth and powerful jaws dominating the end of the age of the dinosaurs.
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