Assertion: bufflehead | /r/HasAspect | white patches
Facets:
value: on their cheeks
type: LOCATION
value: on their wings
type: LOCATION
Source sentences:
text: They have a white patch on the side of their round heads and have white patches on their wings that are visible during flight.
text: They have a white patch on the side of their round heads and have white patches on their wings that are visible during flight.
text: Shortly after they are born, buffleheads are black or dark gray and have white patches on their cheeks.