Assertion: footed booby | /r/CapableOf | use their webbed feet
Facets:
value: in the water
type: LOCATION
value: to aid swimming
type: PURPOSE
value: to cover young
type: PURPOSE
Source sentences:
text: Blue-footed boobies also use their webbed feet to cover their young and keep them warm.
text: Once in the water, the birds use their webbed feet to aid swimming.