英文關鍵字
african
animal
aviary
beak
bird
cage
calm
captivity
care
clean
colorful
comfort
comfortable
conditions
contact
fence
fenced
fun
funny
grass
interest
interesting
keeping
lake
like
look
modern
natural
nature
pastime
pelican
pure
rare
rest
resting
road
space
stone
watch
water
wild
winged
zoo