英文關鍵字
animal
avian
background
beak
bird
birds
brown
bubo
carnivore
closeup
eye
eyes
face
feather
great
head
hoot
horned
hunter
isolated
look
looking
natural
nature
night
nocturnal
outdoors
owl
owls
perched
plumage
portrait
predator
prey
raptor
standing
stare
tree
virginianus
watching
white
wild
wildlife
wing
wisdom
wise