2,    adults,    anatids,    animals,    aves,    bank,    beating,    beats,    bird-nests,    birds,    breeding,    brighter,    broods,    flapping,    format,    grassland,    greenfield,    lakes,    laterally,    meadows,    nestles,    nests,    outdoors,    outside,    pasture,    river,    riverside,    shores,    swans,    waterbirds,    waterfowls,    wing,