Assertion: plesiosaur | /r/HasProperty | predator
Facets:
Source sentences:
text: All plesiosaurs – so far as we know – were predators, the shapes of their teeth and jaws indicating that they preyed variously on swimming and benthic invertebrates, on fish, and also on other aquatic reptiles.
text: All plesiosaurs were predatory carnivores belonging to one or more of four ecological feeding guilds.
text: plesiosaurs were predators.