3,    adults,    anatids,    animals,    Ardea,    aves,    bank,    birds,    boles,    canards,    ducks,    egrets,    format,    herons,    lakes,    laterally,    move,    movement,    moves,    outdoors,    outside,    river,    riverside,    shores,    swimming,    swims,    trees,    trunks,    waterbirds,    waterfowls,