Ключевые слова: abstract, action, animal, autumn, background, beautiful, bird, birds, birdwatching, black, bright, cloud, clouds, conservation, contrast, evening, flight, flock, fly, free, freedom, group, horizon, liberty, many, migrating, migration, motion, nature, network, orange, pattern, pigeon, pink, purple, september, shape, silhouette, silhouettes, sky, spring, summer, sunset, teamwork, together, transmit, wallpaper, white, wild nature, wildlife,