英文關鍵字
crow
black
birds
animal
feathers
raven
head
urban
chimney
ariel
roof
house
home
resting
sitting
skyline
tail
city
town
croaks
fowl
screaming
avian
calling
sky
wild
wildlife
habitat
high
balance
building
skies
clear
daw
nature
natural
ornithology
wings
isolated
scavenger
slomo
noisy
noise