Ключевые слова: alone, animal, ater, background, beak, beautiful, beauty, bird, birdwatching, black, branch, coal, cold, colorful, environment, europe, european, feather, forest, gray, green, life, natural, nature, ornithology, parus, passerine, perched, periparus, single, sitting, small, snow, songbird, tit, tree, white, wild, wildlife, winter,