英文關鍵字
against
animal
animals
avian
beak
bill
bird
blue
clear
columba
dove
feather
flight
flock
fly
flying
free
freedom
group
liberal
liberty
livia
natural
nature
paloma
pet
pigeon
plumage
race
racer
racing
release
skies
sky
soaring
speed
sport
wild
wildlife
wing