2,    adults,    anatids,    animals,    atratus,    aves,    Babies,    Babys,    bird-nests,    birds,    breeding,    chicks,    common,    duckmeat,    fledglings,    format,    hatchlings,    immatures,    juveniles,    lakes,    laterally,    nests,    outdoors,    outside,    river,    stands,    summerly,    summertime,    summery,    sunny,    sunshine,    swans,    waterbirds,    waterfowls,