英文關鍵字
anatidae
animal
aquatic
beautiful
beauty
bird
breeding
dark
duck
falls
fauna
feathering
feathers
ferruginea
flight
flying
greenery
lakeshore
landscape
light
looking
mallard
migrant
migration
natural
nature
outdoors
park
pattern
peninsula
river
rock
ruddy
sand
scene
scenery
scenic
seasonal
shelduck
shoreline
sky
stone
summer
tadorna
upper
water
waves
wet
wilderness
wildlife