英文關鍵字
animal
background
beak
beautiful
beauty
bird
birds
bread
brown
cute
duck
ducks
eat
ecology
environment
family
feather
feed
flock
flow
flying
food
green
group
head
hungry
lake
natural
nature
offal
outdoor
outdoors
outside
park
perry
pond
reflection
ripple
river
season
shore
swim
water
waterfowl
wave
white
wild
wildlife
wing
wings