Ключевые слова: animal, animals, aquatic bird, avian, background, beak, beautiful, beauty, bird, brown, colorful, duck, ducks family, emigrant bird, european, feather, female, foot, fowl, grass, green, isolated, lake, leg, life, male, mallard, marine, migratory bird, nature, ornithology, outdoor, park, park animals, pool, profile, river, spot, swim, water, waterbird, waterfowl, webfoot, white, wild, wildfowl, wildlife, wing,