SG Heritage Dictionary

Buffel [Noun] Webster's Dictionary 1828

Buffel's head duck, anas bucephala, a bird with a short blue bill, and a head whose apparent size is greatly increased by the fullness of its feathers, found in winter in the rivers of Carolina.

Buffel duck Webster's Dictionary 1913

A small duck (Charitonetta albeola); the spirit duck, or butterball. The head of the male is covered with numerous elongated feathers, and thus appears large. Called also bufflehead.