white and black ducks swim in a blue lake.

shore water wetland lake coast wilderness nature mountain white black ducks swim blue glare stalks dry grass mountains sky clouds distance argentina calafate lago argentino bay lagoon duck waterfowl bird birds pair wild ducks lakeshore sunny day glare melancoryphus mountains argentina quiet green black lakeside swim azure ornithology amazing ripple sky pond argentino grass picturesque patagonia lake patagonia calm calafate south america view background white wild wildlife clouds beautiful blue water