Ключевые слова: animal, avian, background, beak, bird, blue, bough, brown, clean, clear, closeup, color, common, cool, cute, day, ecology, environment, fauna, feather, garden, green, grey, house, house sparrow, life, light, live, natural, nature, ornithology, park, passer, sky, small, soft, sparrow, sunny, sunshine, tree, wild, wildlife,