Ключевые слова: animal, autumn, aves, beak, bird, blue, branch, brown, cold, december, environmental protection, eurasian, eurasian tree sparrow, eyes, family, feather, feed, field, fluffy, food, garden, grains, gray, legs, meadow, move, nature, november, ornithology, park, passer montanus, peck, plumage, protection, russia, seeds, sitting, sky, small, songbird, sparrow, spring, stick, tree, tree sparrow, wildlife, winter, winter feeding, wood, yellow,