Ключевые слова: animal, avian, background, beak, bird, black, branch, clever, cold, common, corax, corvus, crow, dark, fauna, feather, field, flight, fly, forest, ice, isolated, landing, life, looking, meadow, nature, northern, ornithology, outdoors, perch, raven, smart, snow, symbol, tree, white, wild, wildlife, wing, winter,