gray and white duck resting

america anas anatidae anatinae animal are argentina background beak beautiful beauty bird birds blue brown calafate certain color colorful common duck exotic falklands family geese genus gray green grey group horizontal included lagoon lake landscape lophonetta mainly male many monophyletic name nature nimez not observing one outdoor outdoors patagonia pond river south southern speculariodes specularioides subfamily swans swimming they typical water waterbird waterfowl wetland white wild wildlife