英文關鍵字
animal
beak
bird
birds
brown
clear
cute
duck
ducking
duckling
feather
food
green
landscape
mallard
migratory
nature
organism
outdoor
plumage
river
state
stream
surface
swimming
water
waterfowl
waterside
wild
wildlife
wing
英文關鍵字
animal
beak
bird
birds
brown
clear
cute
duck
ducking
duckling
feather
food
green
landscape
mallard
migratory
nature
organism
outdoor
plumage
river
state
stream
surface
swimming
water
waterfowl
waterside
wild
wildlife
wing