1,    a,    adults,    anatids,    animals,    aves,    beaks,    bills,    birds,    canards,    common,    ducks,    eat,    eats,    fishes,    fodder,    format,    goosanders,    lakes,    laterally,    mergansers,    move,    movement,    moves,    outdoors,    outside,    river,    solo,    swimming,    swims,    waterbirds,    waterfowls,