英文關鍵字
adult
anatinae
and
animal
animals
asia
asian
avian
background
beak
beautiful
bee
best
billed
bird
blue
brown
closeup
color
colorful
colors
common
conservation
creature
drake
duck
ecology
environment
eurasia
eurasian
fast
feather
feathers
feeding
focus
food
footage
freedom
gamebird
great
green
head
horizontal
lake
male
nature
outdoors
photography
pond
reflection
small
swimming
teal
the
water
waterfowl
wetland
wild
wildlife
winged