Ключевые слова: animal, avian, beak, bill, bird, bird watching, blue, cecropis semirufa, countryside, environment, green, head, hirundinidae, lake, landscape, natural, nature, ornithology, outdoor, outdoors, outside, park, perched, plant, plumage, preening, redbreasted swallow, river, river bank, riverbank, rope, rufouschested swallow, rural, standing, stood, swallow, tail, three, trio, water, wetland, wetlands, wild, wild bird, wildlife, wing,