英文關鍵字
above
aerial
air
animal
beautiful
bevy
bird
blue
bright
crow
crowd
day
design
dove
environment
fauna
feather
feathered
flight
float
flock
fly
flying
free
freedom
glide
gliding
grey
group
height
illustration
liberal
life
light
many
migration
motion
move
natural
nature
outdoor
pigeon
set
sky
soar
spring
symbol
wild
wilderness
wing