Ключевые слова: animal, asia, biology, bird, blue, brown, circling, cloud, countryside, creature, duck, field, flight, flock, flutter, fly, flying, fowl, green, haze, in flight, lake, landscape, mallard duck, migrant, morning, nature, outdoors, perspective, rural, scenic, season, silhouette, sky, sunlight, sunny, take off, water, water bird, water surface, wetland, white, wild, wildlife, winter,