Assertion: omnivore | /r/HasAspect | flatter mandibular fossa
Facets:
Source sentences:
text: Their skulls are heavy, and are shaped to prevent lateral movement of the lower jaw when captured prey struggles (the mandibular fossa is deep and C-shaped); this shape permits only an up-and-down crushing motion, whereas herbivores and omnivores have flatter mandibular fossa that allows for the lateral motion necessary to grind plant matter (Feldhamer, G.A. 1999.