英文關鍵字
nature
animals
wild
birds
sky
wildlife
flight
flock
blue
white
group
flying
formation
wings
background
goose
migration
outdoors
water
season
beak
freedom
travel
silhouette
beautiful
ornithology
many
feather
wilderness
fauna
spring
scenic
clouds
landscape
summer
aves
migratory
pelican
crane
avian
snow
team
air
grey
morning
south
sea
view
teamwork
of