The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest ...
It ran on the tips of its toes. Its bite was brutal enough to take down a titan. And its neck was so strong, there was no way ...
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Why meat-eating dinosaurs like T rex evolved to have tiny arms
Why does such a big and powerful dinosaur like the T. rex have such tiny forearms, in a new study scientists believe they ...
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