Ключевые слова: animal, aquatic, beach, beak, bird, birdwatching, black headed gull, blackheaded, blackheaded gull, coast, coastal, coastline, environment, feather, gull, head, laridae, life, natural, nature, outdoor, plumage, rest, sand, sandy, sandy beach, sandy shore, sea, sea bird, sea gull, seabird, seagull, seashore, shore, summer, travel, water, waterbird, white, wild, wildlife, winter plumage,