Ключевые слова: above, anatidae, animal, arctic, bay, beat, bird, blue, cold, color, common, crossing, december, destination, duck, eider, eiderduck, flap, flapping, flight, flutter, fly, flying, heading, king, kristiansand, lake, male, mollissima, move, movement, moving, nature, norway, november, ocean, over, plumage, sea, somateria, somateria mollissima, speed, starting, take off, taking off, water, waterbird, wildlife, wings, winter,