2,    adults,    animals,    aves,    beaks,    bills,    bird-nests,    birds,    boobies,    breeding,    broods,    format,    grassland,    greenfield,    Highlight,    laterally,    meadows,    nestles,    nests,    outdoors,    outside,    pasture,    seabirds,    waterbirds,    waterfowls,