National Geographic News: Cannibal Dinosaur

National Geographic News: Dinosaur Cannibal
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Representative sample of tooth-impacted Majungatholus atopus bones: A) Caudal vertebra with set of parallel tooth marks (arrows) on anterior edge of neural spine; B) Chevron with set of parallel tooth marks (arrows) on posterior margin; C) Chevron with set of four parallel tooth marks (black arrows), deep tooth gouges, and denticle drag marks (white arrows); D) Chevron gouged with denticle drag marks (right lateral view, arrow) and deep tooth drag (left-lateral view); E) Transverse process with multiple tooth marks (arrows). Scale bar is 1 centimeter (0.4 inches).

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Photograph copyright Raymond Rogers, Macalester College
 
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