Assertion: river otter | /r/CapableOf | feed on invertebrate
Facets:
value: mainly
type: DEGREE
Source sentences:
text: They will feed on fish, invertebrates, frogs, clams, crayfish, and small mammals or birds.
text: North American river otters eat mainly aquatic organisms such as amphibians, fish, turtles, crayfish, crabs, and other invertebrates.