英文關鍵字
adriatic
animal
beak
beauty
biology
bird
birds
catastrophe
closeup
coast
contaminated
danger
eat
eco
ecology
elegance
elegant
feather
feathers
fish
fly
food
graceful
harbour
industry
junk
lake
landscape
marina
natural
nature
ocean
oil
partner
people
pond
reflection
river
sea
seaside
spill
stain
swan
swans
swimming
toxic
urban
video
water
waterbird
wet
white
wild
wildlife
wings