英文關鍵字
animal
avian
background
backyard
bath
beak
beautiful
beauty
bird
birding
birds
birdwatching
branch
bright
brown
cardinal
cardinalis
cardinals
cheerful
closeup
colorful
crested
enjoying
feather
feathers
feeding
female
frequent
good
gray
male
mate
nature
north
northern
ornithology
pair
passerine
perched
perching
photography
rainbow
red
redbird
redbirds
scarlet
songbird
songbirds
splashing
spring
timing
tree
water
wild
wildlife
wing
winter