Ключевые слова: anas domestica, anas domesticus, anas platyrhynchos, anatidae, animals, aqua, aquatic, aquatic bird, avian, avifauna, beak, bill, bird, birdwatching, domesticated, drake, duck, emerald water, fauna, feathered, feathery, fowl, grey goose, lake, male duck, mallard, nature, neb, plumage, pond, poultry, swimming, swimming bird, water, water area, water surface, waterfowl, waters, wild, wildlife,