英文關鍵字
anas
berlin
bird
black
color
couple
duck
ducklings
europe
female
green
lake
male
mallard
mallards
nature
nest
nesting
pair
platyrhynchos
river
sitting
summer
water
wild
wildlife
wuhle
英文關鍵字
anas
berlin
bird
black
color
couple
duck
ducklings
europe
female
green
lake
male
mallard
mallards
nature
nest
nesting
pair
platyrhynchos
river
sitting
summer
water
wild
wildlife
wuhle