Ключевые слова: adult, animal, beak, bird, birds, blacklegged, bulbjerg, cliff, coast, colony, denmark, egg, fauna, feather, grey, gull, island, islands, jutland, juvenile, kittiwake, natural, nature, nest, ocean, ornithology, rissa, sea, seabird, seagull, summer, tridactyla, white, wild, wildlife, wing,