Ключевые слова: animal, animals, animals in the wild, bird, bird watching, birds, bucephala clangula, colorful, common, common goldeneye, diving ducks, duck, european, eye, goldeneye, goldeneyes, habitat, horizontal, lake, male, migrate, migratory, nature, ornithology, outdoors, seaducks, sweden, swim, water, waterfowl, wild, wildlife,