Ключевые слова: atmospheric, atmospheric scene, avian flight, avian spectacle, birds, cloudy ambience, cloudy sky, countryside, countryside vista, flight, flock, flying silhouettes, free birds, gray clouds, gray sky, highway, landscape, migrating birds, migration, moody weather, movement, natural flight, nature, nature scene, open landscape, open sky, outdoor, overcast, overcast landscape, overcast weather, perspective, rural scenery, rustic path, rustic road, scenery, serenity, storm, transportation, treacherous terrain, weathered pavement, wilderness, wildlife, winged migration,