英文關鍵字
action
adult
animal
are
barn
beak
bird
blue
cable
chick
cloudy
common
current
cute
depart
electric
electricity
energy
fauna
feather
flight
flock
flying
friendly
group
line
migratory
nature
next
number
pack
peaceful
post
power
preparing
score
silhouette
sit
sky
small
society
swallow
swallows
team
video
wild
wildlife
wing
wire
wires
young