英文關鍵字
animals
aquatic
background
beak
beauty
birds
calm
elegance
elegant
environment
family
feather
feeding
fidelity
float
flying
food
free
grace
graceful
group
lake
landscape
life
light
love
natural
nature
ocean
odd
outdoors
peace
peaceful
pond
purity
reflection
romance
romantic
sea
serene
swans
swimming
symbol
tranquil
water
waterfowl
white
wild
wildlife
wing