英文關鍵字
animal
autumn
beak
bird
black
closeup
common
corvid
corvus
countryside
crow
crumb
eating
ecological
ecology
environment
environmental
european
family
fauna
feathers
field
flock
food
green
grey
ground
head
jackdaw
landing
light
like
meadow
natural
nature
outdoors
parks
peck
raven
side
space
standing
survival
walking
watching
wild
wildlife