英文關鍵字
animal
animals
attack
background
beak
bird
birdhouse
birds
blurred
bread
brown
closeup
color
common
crumbs
dozen
eat
environment
fauna
feeder
feeding
foliage
food
forest
garden
grains
green
group
home
house
hungry
lighting
lot
many
natural
nature
ornithology
outdoor
outdoors
park
passeridae
peck
pecking
real
roof
seeds
soft
sparrow
sparrows
summer
time
wildlife
wood