Ключевые слова: animal, avian, beak, beautiful, beauty, bill, bird, birds, black, brown, closeup, colorful, cute, duck, environment, feather, feathers, female, flapping, green, head, hunting, lake, mallard, natural, nature, one, ornithology, outdoor, outside, plumage, portrait, quack, relax, rest, scene, selective focus, sleep, spring, summer, water, waterfowl, waves, wild, wild duck, wildlife, wing, young,