Assertion: sea otter | /r/CapableOf | feed on crustacean
Facets:
value: by using pairs of rocks
type: MANNER
value: extensively
type: DEGREE
Source sentences:
text: They feed extensively on marine invertebrates like sea urchins, bivalves, mussels, clams, abalone, mollusks, snails, and crustaceans.
text: They prey on crustaceans by using pairs of rocks to crush the outer shells, easily accessing the soft flesh inside.
text: Sea otters feed on clams, mussels, and other crustaceans.
text: Sea otter feeds on fish, shellfish and crustaceans.
text: Sea otters feed mostly on sea urchins, mollusks, crustaceans, and fish.