英文關鍵字
active
animal
backyard
beak
beautiful
bird
branches
brown
close
common
cute
eating
feather
feathers
feed
feeder
finch
flight
flying
food
fun
garden
happy
hungry
morning
motion
natural
nature
outdoor
park
perch
perching
seed
seeds
size
songbird
sparrow
sparrows
summer
sun
sunny
tree
vegetation
watching
wild
wildlife
wings