Ключевые слова: animal, animals, background, beautiful, bird, blue, blue sky, cygnus, cygnus olor, day, duck, elegant, environment, fauna, feather, fine, flight, fly, flying, freedom, long, morning, mute, mute swan flight, nature, olor, one, open, protection, skies, sky, soar, spring, sunny, swan, swan flight, swans, white, wild, wildlife, wing, wings,