英文關鍵字
asphalt
background
bird
birds
cereals
city
competition
corn
creature
crowd
day
dove
eat
eating
feathers
feed
feeding
flock
fly
food
freedom
grains
gray
grey
ground
hand
hollow
life
lot
lots
many
millet
natural
nature
outdoor
pack
park
pecking
pigeon
pigeons
provender
road
sidewalk
square
street
switchgrass
town
view
wild