Northern Prairie Wildlife Research Center
Body: Large-appearing duck, 2 - 2 1/2 pounds, 22-27 inches long. White over neck, chest and belly. Head brown. Bill bluish with black strip down middle. Feet gray. Elongated black tail. Wings: Distinct gray with iridescent green speculum bordered on leading edge wth buff and trailing edge with white. Voice: Whistle. In Flight: Very elongated body. White neck and belly contrasts with dark head.
Ranging from mottled drab grayish brown plumage to a blotchy near-winter coloration. Bill, feet and wings same as in winter.
Body: Mottled drab brown. Head dull brown. Bill gray with small black spots. Feet gray. Wings: Mottled brown and buff with dull brownish speculum. Voice: Hoarse quack.