英文關鍵字
ducklings
duck
baby
babies
cute
sweet
young
lake
water
pond
bird
fluffy
chicks
breed
grooming
learning
growing
mallard
ornithology
wild
swimming
aix
marsh
animal
aquatic
avian
birdwatching
behaviour
peaceful
tranquil
ripples
color
colour
feather
plumage
river
wildlife
outdoors
outside
habitat
nature
natural