Waterfowl Mallard Ducks On Dry Grass On Calm Yangjaecheon Stream In Seoul, South Korea

hybrid mallards mallard ducks female mallard dabbling ducks manky mallards waterfowl ducks mallard male mallard duck water bird male habitat beak fowl wildlife pond brown bird animals fauna environment freshwater nature national geographic stream brook grass outdoor natural wild calm south korea wings yangjae feather close up dry beautiful background river park wilderness view black lake life seoul yangjaecheon domestic gangnam