Ключевые слова: alvar, animal, animals, avian, barn, beak, bird, birds, blue, blur, branch, carden, conservation, environment, environmental, feather, hirundinidae, hirundo, horizontal, in, lastochka, living, nature, organism, ornithology, outdoors, outside, passeriformes, passerine, perching, ptitsa, rustica, sepia, sitting, sky, songbird, summer, swallow, swallows, the, ukraine, vintage, watching, wild, wildlife, wing, wire,