英文關鍵字
animal
animals
beak
beautiful
bird
blue
bread
color
cute
duck
duckling
ducklings
ducks
family
feather
feeding
female
floating
fun
green
group
lake
leaves
life
lifestyle
mallard
natural
nature
object
outdoors
park
people
play
pond
river
row
rubber
small
squeak
swim
swimming
throw
water
waterfowl
white
wild
wildlife
wing
yellow
young