Paul Sereno, a lead researcher from the University of Chicago, said the crest was key to the dinosaur’s social life, helping attract mates and defend feeding areas.
Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among the largest meat-eating dinosaurs.
From coastal plains and swamps to rolling hills and the Blue Ridge Mountains, South Carolina’s diverse geography supports a ...
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