英文關鍵字
appetite
beak
bird
cold
day
depth
drake
ducks
family
feathers
flight
forage
frost
ice
icehole
lot
nature
paws
river
street
sun
swim
tails
water
wind
wings
winter
英文關鍵字
appetite
beak
bird
cold
day
depth
drake
ducks
family
feathers
flight
forage
frost
ice
icehole
lot
nature
paws
river
street
sun
swim
tails
water
wind
wings
winter