英文關鍵字
duck
bird
water
animal
lake
wildlife
nature
wild
waterfowl
feather
pond
beak
natural
swim
diving
birdwatching
outdoor
male
outdoors
ducks
plumage
river
mallard
underwater
ornithology
park
birds
swimming
birding
wetland
wildfowl
fresh
female
blue
above
wing
floating
color
aquatic
footage
brown
landscape
dive