Dinosaur-chewing mammals leave behind oldest known tooth marks By Guest PostJune 24, 2010Scienceadrosaurid, alberta, aquatic reptile, canada, ceratopsid, champsosaurus, cleveland museum of natural history, deer, dinosaur, dinosaur-chewing mammals, Epoch, femur bone, journal paleontology, late cretaceous, mammalian tooth marks, marsupial, michael j. ryan, multituberculates, nicholas longrich, ornithischian, paleontologists, royal tyrrell museum of palaeontology, university of alberta laboratory for vertebrate palaeon, yale university New Haven, Conn. — Paleontologists have discovered the oldest mammalian tooth marks yet on the bones of ancient animals, including several large dinosaurs. They report their findings in a paper published online June 16 in the journal Paleontology. (more…) Read More
