2,    animals,    aves,    Babies,    Babys,    birds,    bough,    boughs,    branches,    chicks,    fledglings,    flies,    flight,    format,    hatchlings,    immatures,    juveniles,    laterally,    leafage,    leaves,    limbs,    outdoors,    outside,    Passeri,    sits,    sitting,    song,    songbirds,    summerly,    summertime,    summery,    sunny,    sunshine,    twigs,    wrens,