Female Mallard Preens Feathers At Waters Edge At Sunny Day In Yangjaecheon, Seoul, South Korea

female mallard dabbling duck mallard waterfowl hen anas platyrhynchos preening female plumage rippling swimming bathing bird brownspeckled pond animal splashing habitat migration stream preens lake nature grooming ecology waters creek water environment sunny wing reflection natural day feathers national geographic edge close up summer yangjaecheon outdoor south korea waves beach clean seoul forest no people planet