Ключевые слова: across, aquatic, bird, blue, brace, close, color, contender, cosily, couple, duo, effortlessly, feather, feathers, flot, image, large, like, long, neck, over, pair, photo, photographed, picture, plumage, plume, postcard, ripple, ritual, rivel, smoothly, surface, swam, swan, swans, swimming, swimmingly, swum, together, twain, two, twosome, undulation, venture, water, wave, white, wing, wings,