英文關鍵字
adult
babies
beauty
behaviour
bird
birdhouse
birdwatching
blue
box
common
creature
family
father
feathers
feed
fence
flight
fly
food
garden
green
hole
home
horizontal
hungry
insect
land
life
mother
natural
nature
nest
nourishment
ornithology
outdoors
park
plant
profile
raise
rear
return
spring
summer
tit
tree
white
wildlife
wings
wood
yellow