英文關鍵字
animal
autumn
beautiful
bird
birds
birdwatching
brown
city
cute
duck
duckling
ducks
eat
environment
fauna
feather
floating
food
green
group
lake
landscape
mallard
natural
nature
ornithology
outdoor
outdoors
park
pond
reflection
river
season
summer
swim
travel
water
waterfowl
wild
wildlife
wing