Ключевые слова: altitude, animal, avian, beauty, behavior, birds, birdwatching, breathtaking, clouds, conjunction, dusk, ecology, environment, evening, exploration, flight, flock, flying, formation, freedom, group, habitat, harmony, landscape, light, migration, mountains, natural, nature, open, outdoor, pattern, peaceful, scene, scenery, scenic, serene, silhouette, sky, space, sunset, tranquil, tranquility, travel, vastness, wilderness, wildlife, world,