英文關鍵字
adult
anatidae
animal
background
beak
beautiful
beauty
bird
blue
brahminy
brown
colored
colorful
cute
daylight
duck
ducks
early
feather
ferruginea
ferrugiunea
float
lake
mallard
migratory
nature
orange
outdoors
pond
reflection
resting
river
ruddy
scene
scenery
scenic
serene
shelduck
shelducks
shore
shot
sky
spring
springtime
summer
swim
swimming
tadorna
themes
two
water
waterfoul
waterfowl
wild
wildfowl
wildlife