Fossil hunters in Patagonia have unearthed the remains of more than a half-dozen gigantic dinosaurs that appear to have lived and hunted in a pack. Mapusaurus roseae was bigger than Tyrannosaurus rex ...
A University of Alberta paleontologist has helped discover a new dinosaur that was likely one of the largest and most ferocious carnivores ever to have roamed the Earth. Prof. Philip Currie and ...
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