英文關鍵字
aquatic
avian
bank
bird
domestic
drake
duck
ducks
ecology
environment
farm
feathers
female
flow
flying
forest
green
group
habitat
idyllic
lake
mallard
park
peaceful
plant
plumage
pond
recreation
reflection
relax
reservoir
river
riverside
some
spring
summer
swamp
swim
tranquil
travel
tree
trip
vacation
water
waterfowl
wave
wild
wildlife
wood