4,    adults,    animals,    Ardea,    aves,    Babies,    Babys,    bank,    beating,    beats,    bird-nests,    birds,    breeding,    broods,    calls,    chicks,    cries,    cry,    culms,    egrets,    flapping,    flaps,    fledglings,    format,    hatchlings,    herons,    immatures,    juveniles,    lakes,    laterally,    nestles,    nests,    outdoors,    outside,    river,    riverside,    scream,    screams,    shores,    shouting,    shouts,    stalks,    summerly,    summertime,    summery,    to,    wing,