Assertion: plesiosaur | /r/CapableOf | feed on cephalopod
Facets:
value: for most of their evolutionary history
type: TEMPORAL
value: primarily
type: DEGREE
Source sentences:
text: The researchers observed that the Enchodus remains preserved in NJSM 15435 were an example of shifting dietary preferences in plesiosaurs, who fed primarily on cephalopods for most of their evolutionary history, before coming to rely more heavily on fishes during the Late Cretaceous.