英文關鍵字
animal
aves
avian
background
bear
beautiful
big
bird
black
blue
carbo
cormorant
crested
dark
fauna
feather
flight
flock
fly
flying
garden
great
hunting
large
migration
migratory
motion
move
natural
nature
nest
ornithology
park
phalacrocoracidae
phalacrocorax
plumage
refuge
river
sky
slow
travel
tree
water
wild
wildlife
wing
yellow