Ключевые слова: animal, animals, beauty, bend, bending, bird, birds, bow, bowing, curvature, curve, curving, cygnus, elegance, elegant, europe, fauna, feather, feathers, graceful, honour, honouring, long, looking, making, mute, nature, neck, notice, observant, observing, olur, pair, perceive, percept, perceptive, rotation, swan, toilet make, tribute, twin, twisting, two, water, waterbird, waterbirds, white,