4,    animals,    aves,    bicolor,    bicolour,    birds,    black-white,    bough,    boughs,    branches,    cloud-free,    Eastern,    flies,    flight,    format,    lakes,    limbs,    outdoors,    outside,    pelicans,    river,    summerly,    summertime,    summery,    sunny,    sunshine,    two-colored,    two-coloured,    waterbirds,    waterfowls,