英文關鍵字
animal
background
bird
birds
china
chinese
endangered
fauna
feather
japan
merganser
mergus
mrganser
natural
nature
rare
scalysided
species
squamatus
vulnerable
wildfowl
wildlife
winter
英文關鍵字
animal
background
bird
birds
china
chinese
endangered
fauna
feather
japan
merganser
mergus
mrganser
natural
nature
rare
scalysided
species
squamatus
vulnerable
wildfowl
wildlife
winter