Ключевые слова: adult, animal, beak, beautiful, behaviour, birds, blue, blue background, closeup, cygnus, cygnus olor, dark, deep, droplets, drops, elegance, eye, fauna, feathers, graceful, habitat, head, knob, lake, large, macro, mute swan, nature, outdoor, outside, park, picturesque, plumage, pond, portrait, pure, purity, reflection, river, sun, sunlight, swan, swimming, water, waterfowl, wet, white, wild, wildlife, wintertime,