This analysis reveals bite marks on sauropod bones, suggesting predator-prey interactions involving theropods.
Distal end of MWC 4011, an ischium of Apatosaurus louisae that got munched on by a large theropod, probably Allosaurus or Ceratosaurus . On display at Dinosaur Journey in Fruita, Colorado. New paper out today in PeerJ: Lei R, Tschopp E, Hendrickx C, Wedel MJ, Norell M, Hone DWE. 2023. Bite and tooth marks on sauropod dinosaurs from the Morrison Formation.
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Matt Wedel (2023) studied this question.
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