Ключевые слова: animal, background, beak, beautiful, bird, birds, black, blue, cable, clouds, cloudy, electric, electrical, electricity, environment, feather, flock, fly, group, high, line, natural, nature, one, ornithology, outdoor, perch, perched, perching, power, rest, resting, silhouette, sitting, sky, small, summer, swallow, swallows, telephone, waiting, white, wild, wildlife, wing, wire,