Ключевые слова: aix galericulata, animals, asia, aves, avian, avifauna, beak, beautiful, birding, birds, birdwatching, black, brown, china, colored, colorful, cute, duck, east asia, fauna, feather, fields, five, fresh water, grasslands, hong kong, japan, lakes, mandarin, mandarin duck, meadows, mongolia, nature, north korea, orange, ornithology, outdoor, popular, russia, south korea, swamps, taiwan, tropical, white, wild, wildlife,