英文關鍵字
animal
back
bank
beak
beautiful
beauty
bird
brown
color
conservation
cute
duck
duckanas
duckling
feather
green
happy
lake
mallard
mallardwild
meadow
nature
outdoors
platyrhynchosgray
pond
poultry
relaxation
river
spring
springtime
standing
stone
stream
summer
sunn
sunny
swimming
turning
water
wild
wildlife