Assertion: canvasback | /r/CapableOf | feed by diving
Facets:
value: mainly
type: DEGREE
Source sentences:
text: The canvasback feeds mainly by diving, sometimes dabbling, mostly eating seeds, buds, leaves, tubers, roots, snails, and insect larvae.
text: The canvasback feeds mainly by diving, sometimes dabbling, mostly eating seeds, buds, leaves, tubers, roots, snails, and insect larvae.