Ключевые слова: anatidae, animal, anseriformes, anserinae, atratus, aves, avian, beak, beautiful, bird, black, color, conservation, cygnus, duck, eye, feather, fidelity, fly, forest, lagoon, large, lasting, long, look, love, marsh, monogamous, natural, nature, neck, pier, quay, red, river, see, small, stand, swamp, swan, watch, water, waterbird, waterfront, wild, wildlife, wing, zoo,