Hadrosaur teeth
Teeth from a Hadrosaur dinosaur found in Wyoming, USA. This dinosaur lived during the Maastrichtian age of the Late Cretaceous, 70 million years ago. Hadrosaurs teeth were specially adapted for grazing grass: sets of teeth were almost welded together, forming a kind of grater. Collection Jean-Philippe et Francois-Xavier Blouet, paleontologists., by PASCAL GOETGHELUCK/SCIENCE PHOTO LIBRARY
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