Ключевые слова: aix, anatidae, animal, anseriforme, aquatic, aves, avian, beak, beautiful, bill, bird, birdwatching, blue, brown, color, colorful, duck, fauna, feather, galericulata, green, lake, male, mallard, mandarin, mirror, multicolored, nature, orange, ornithology, outdoor, palmate, plumage, pond, profile, red, swim, water, waterbird, wild, wilderness, wildlife,