Ключевые слова: abstract, animal, background, backyard, beak, bird, black, blue, catterpillar, chicks, color, common, cute, czech, day, europe, european, fauna, feather, feeding, garden, grass, green, hard, horizontal, love, nature, nest, nobody, ornithology, outdoor, pair, parents, park, perching, plumage, republic, singing, songbird, spring, star, starling, sturnus, summer, sunny, tree, trees, two, vulgaris, white,