Ключевые слова: anatidae, animal, avian, beak, beauty, behavior, bird, blue, brown, day, duck, environment, eurasian, europe, european, fauna, feather, feathers, female, goosander, goosander eurasian, lake, lake geneva, merganser, mergus merganser, nature, no people, ocean, one, open, ornithology, outdoor, pond, reflection, river, sea, splashing, spreading, springtime, swim, switzerland, vertebrate, water, waterfowl, wave, wild, wildfowl, wildlife, wing, wings,