Assertion: sea otter | /r/CapableOf | feed on mollusk
Facets:
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: Sea otters eat clams, mollusks, crabs, snails, starfish, abalone, and many other marine animals (overall about 100 species) .
text: Sea otters feed mostly on sea urchins, mollusks, crustaceans, and fish.