Assertion: trumpeter swan | /r/CapableOf | feed on grain
Facets:
Source sentences:
text: Trumpeters feed on submerged and emergent aquatic vegetation, grasses and grains.
text: Trumpeters feed on submerged and emergent aquatic vegetation, grasses and grains.
text: Trumpeter swans eat aquatic plants and grasses, mate for life as other swans do, and lay a clutch of eggs in the spring that will result in four to six cygnets on average.1
text: They live in lakes, ponds and rivers, and feed on seeds, grains and wetland plants as well as snails, insects and small fish.