英文關鍵字
bluethroat
luscinia
svecica
bird
color
fauna
portrait
singing
avian
lake
river
birds
europe
wildlife
animals
springtime
birdlife
environment
wings
feather
songbird
wild
birding
birdwatching
spring
time
song
ornithology
migratory
outdoor
blue
outdoors
male
feathers
green
colorful
beautiful
branch
beak
background
animal
nature
birdsong
sings
chirping
blooming
meadow