英文關鍵字
agriculture
anas
and
animal
background
beak
beautiful
beauty
beetles
bird
blue
brown
color
continue
cute
day
duck
ducks
egg
environment
family
farm
feather
field
funny
goose
grass
green
group
happy
horizontal
life
light
male
mallard
mate
move
natural
nature
offspring
one
outdoors
park
platyrhynchos
pond
reflection
reflects
river
spring
summer
sun
sunset
swim
swimming
their
through
warms
water
white
wild
wildlife
young