three mallard ducks swimming calmly in a pond with crystal clear water

animal aquatic avian background beautiful bird birdwatching blue brown calmly clean clear color concept copy crystal day drake duck ducks europe feather feathered garden green habitat holland lake landscape limburg mallard meerssen natural nature netherlands ornithology outdoor park peak pond proosdij proosdijpark quiet reflection relaxed river south space sunlight sunny swimming three view water waterfowl white wild wildlife winter wonderful