Description The breeding male Gadwall is mottled gray with black rump and rectangular white wing patch. The female is brown with white and buff streaks, similar to a female Mallard. The non-breeding male is similar to the female. Both male and females have white secondary wing feathers with black secondary wing coverts - these are obvious when the duck is in flight. Juveniles are similar to adult females.
Size 46cm - 57cm
Environment open wetlands, prairie lakes, wet grassland, marshes
Food aquatic plants, insects, mollusks
Breeding Gadwalls lay five to thirteen eggs which hatch after 24 - 28 days.
Range The Gadwall is found throughout southern Canada, most of the United States and Mexico.