Ключевые слова: animal, background, beak, beautiful, bird, birds, blue, branch, caeruleus, color, cute, cyanistes, eurasian, european, feather, forest, garden, major, nature, ornithology, outdoor, parus, passerine, perching, season, small, songbird, spring, tit, titmouse, tomtit, tree, wild, wildlife, wing, yellow,