Ключевые слова: animal, avian, background, beak, beautiful, beauty, bird, brown, color, drake, duck, feather, female, flight, fly, flying, fowl, green, head, in, lake, male, mallard, natural, nature, off, one, ornithology, outdoor, outside, pond, reflection, ripple, river, spring, summer, swim, swimming, take, water, waterfowl, wild, wildlife, wing,