Assertion: mallard | /r/CapableOf | submerge its head
Facets:
value: to look for food
type: PURPOSE
value: to reach food underwater
type: PURPOSE
Source sentences:
text: It feeds at the water’s surface or by “tipping up” its tail and submerging its head to reach food underwater.
text: This can been seen when the Mallard is on the surface of the water and tips its tail vertically while submerging its head to look for food beneath the surface.