英文關鍵字
animal
avian
background
beak
beautiful
bird
branch
brown
cloud
common
drinking
eating
eurasian
eye
fauna
feather
flying
foliage
foot
forest
grass
gray
green
landscape
leaf
leg
montanus
morning
moss
nature
near
ornithology
outdoor
passer
perched
plumage
pond
seeds
small
sparrow
spotted
summer
sunshine
tail
tree
view
water
white
wild
wildlife
wing
wood
yellow