Ключевые слова: active, adult, animal, beak, bird, crested, cristatus, display, england, fauna, food, great, grebe, ham, head, kingdom, lake, marking, natural, nature, nobody, outside, pattern, plumage, podiceps, pool, reserve, ripple, somerset, swim, swimming, travel, united, wall, water, waterbird, white, wild, wildlife, wing,