3,    adults,    anatids,    animals,    aves,    beating,    beats,    birds,    canards,    common,    ducks,    fight,    flapping,    flaps,    format,    lakes,    laterally,    move,    movement,    moves,    river,    shelducks,    splashes,    swimming,    swims,    waterbirds,    waterfowls,    wing,