Anatidae, Animalia, Anseriformes, Chordata, Hooded merganser, July, Lophodytes cucullatus, Merginae, North America, US, USA, Wisconsin, animal, bird, brown, develop, developing, duck, duckling, environment, fauna, feathers, flowage, grow, growing, habitat, immature, immature hooded merganser, juvenile, juvenile hooded merganser, lake, merganser, merganser duckling, merganzer, natural, nature, north american, north woods, northern, northwoods, pond, preening, river, riverway, sea duck, stream, stretching wings, summer, summer time, summertime, swim, swimming, water, waterfowl, waterway, wetland, wild, wildlife, wing, wing stretch, young, young mergansers