Ключевые слова: animal, avian, background, beak, beautiful, bird, birds, birdwatching, branch, brown, european, fauna, feather, garden, natural, nature, ornithology, outdoors, passeriformes, perched, phylloscopus, phylloscopus trochilus, plumage, small, songbird, spring, tree, trochilus, warbler, wild, wildlife, willow, willow warbler, wing,