Ключевые слова: animal, avian, background, beer, bird, birds, birdwatching, black headed, blackheaded gull, chroicocephalus ridibundus, closeup, cold, direction, eye, feather, feathers, gull, lake, lake constance, look, natural, nature, no people, ornithology, outdoor, perch, plumage, post, sea, seabird, seagull, shore, was standing, wild, wild animal, wildlife, wing, winter, wooden,