Ключевые слова: animal, animals, autumn, avian, background, beak, beautiful, beauty, bird, birds, birdwatching, black, brown, close up, closeup, colorful, cute, duck, europe, fauna, feather, flock, fowl, green, head, hunting, isolated, lake, male, mallard, migrant, nature, one, ornithology, outdoor, outdoors, outside, park, plumage, pond, reflection, river, season, spring, standing, swim, swimming, water, waterbird, waterfowl, white, wild, wildlife, wing, wood, yellow,