Northern Prairie Wildlife Research Center
Body: Medium-sized duck, 2 - 2 1/2 pounds, 20-22 inches long. Back and sides grayish. Chest and rump black. Belly white. Head rounded and rusty red. Bill gray with white band toward tip. Feet gray. Eyes lemon yellow. Wings: Grayish brown with faint white flecking. Speculum dull pearl gray with faint white trailing edge. Voice: Deep meow or purr In Flight: Rapid wingbeat. Flock usually flies low in well-formed V. White belly contrasts with black chest and red head.
Ranging from brownish gray with faint reddish head and neck to blotchy near-winter appearance. Eyes, bill, feet and wings same as in winter.
Body: Mottled gray-brown with dusky white belly. Pale area at base of bill and around dark brown eyes. Bill and feet similar to male but lighter. Wings: Similar to male but less flecking. Voice: Loud squawk or quack.