Ключевые слова: anas, anatidae, animal, anseriformes, autumn, avian, background, beautiful, biodiversity, biology, bird, brown, calm, closeup, colorful, conservation, countryside, dabble, dabbling, detail, duck, ecology, ecosystem, environment, environmental, face closeup, fall, fauna, feathers, female, fowl, game, golden hour, hunting, lake, mallard, mallard duck, maryland, natural, nature, north america, ornithology, outdoors, peaceful, platyrhynchos, plumage, pond, portrait, profile, rest, resting, serene, spring, summer, sunset, united states, urban, urban wildlife, water, waterfowl, wetlands, wild, wild animal, wild duck, wildfowl, wildlife, zoology,