Anas, Anas platyrhynchos, Anatidae, Animalia, Anseriformes, Aves, Chordata, Mallard, May, North America, US, USA, Wisconsin, adult, animal, bird, breeding plumage, copy space, dabbling duck, drake, drake duck, duck, environment, fauna, feathers, green head, greenhead, gregarious, habitat, lake, leather leaf, leatherleaf, male, male duck, marsh, natural, nature, north american, north woods, northern, northern Wisconsin, northwoods, outdoors, outside, river, spring, spring time, springtime, swim, swimming, water, waterfowl, wetland, wetlands, wild, wildlife