Ключевые слова: animal, aves, beak, bird, birds, birdwatching, black, blue, branch, corvidae, eurasian, europe, european, eye, feather, forest, garden, grass, gray, jump, magpie, nature, ornithology, outdoor, park, passerine, pica, pica pica, plumage, sitting, switzerland, tree, white, wildlife, wing, wings, wood,