英文關鍵字
bathing
beaks
bird
black
common
ecologically
family
feed
food
fresh
genus
gulls
headed
native
natural
nature
outdoor
plumage
shallow
sociable
species
water
widespread
wild
wildlife
wing
winter
英文關鍵字
bathing
beaks
bird
black
common
ecologically
family
feed
food
fresh
genus
gulls
headed
native
natural
nature
outdoor
plumage
shallow
sociable
species
water
widespread
wild
wildlife
wing
winter