1,    a,    adults,    anatids,    animals,    aves,    beaks,    beating,    beats,    bills,    birds,    flapping,    flaps,    format,    lakes,    move,    movement,    moves,    open,    outdoors,    outside,    river,    solo,    splashes,    swans,    swimming,    swims,    waterbirds,    waterfowls,    wing,