英文關鍵字
against
animal
animals
background
beak
beautiful
bird
blue
branch
ciconia
couple
ecology
electric
electrical
electricity
environment
environmental
environmentally
european
family
fauna
feather
flight
friendly
happiness
high
home
love
nature
nest
ornithology
outdoors
partners
pillar
protection
red
sky
spring
standing
stork
symbol
top
two
white
wild
wildlife
wing
wings
wires