It may look like a certain type of duck-billed dinosaur — and quack like one, too. But dinosaur bones identified in northwestern New Mexico, long believed to be Kritosau rus navajovius, actually ...
Researchers from the University of Toronto Mississauga have broken down the complex dental system of the duck-bill dinosaur. This image is the teeth of a spinosaurus dinosaur. Michaela Rehle/Reuters.
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