Ключевые слова: anas, animal, avian, background, beak, beautiful, beauty, bill, bird, brown, cold, colorful, cute, drake, duck, farm, feather, female, flight, flying, fowl, freeze, hunting, ice, isolated, lake, landing, life, male, mallard, nature, one, ornithology, outdoor, park, pet, platyrhynchos, pond, river, snow, water, waterfowl, white, wild, wilderness, wildlife, wing, winter, yellow,