Assertion: killer whale's population | /r/CapableOf | feed on fish
Facets:
Source sentences:
text: Some populations feed mainly on fish, others hunt marine mammals, including sea lions, seals and even large whales.
text: An earlier study published in 2000 found that "transient" whales in the Pacific Northwest who move a lot and eat more marine mammals, like sea lions, have higher concentrations of PCBs than "resident" populations that eat more fish.
text: Studies have shown that resident populations tend to feast on fish whereas migratory ones prefer marine mammals.
text: Some populations feed mostly on fish while other populations hunt marine mammals, including sea lions, seals, walruses and even large whales.
text: Some populations feed mostly on fish, and other populations hunt marine mammals, including sea lions, seals, walruses, dolphins, large whales and some species of shark.