Assertion: penguin's predator | /r/HasProperty | larger birds
Facets:
value: mainly
type: DEGREE
Source sentences:
text: The main predators of flightless birds were larger birds.
text: Predators of blue penguins are foxes, wolves, ferrets, rats, dogs, stoats, and large reptiles.
text: They had few natural predators, mainly large marine mammals, such as the orca and white-tailed eagles.