英文關鍵字
animal
background
backgroundn
bird
birdsong
chaffinch
chorus
coelebs
common
dawn
europe
european
familyn
female
ficedula
flycatcher
forest
fringilla
fringillidae
hypoleuca
larch
luscinia
male
megarhynchos
muscicapidae
nature
nightingale
passeriformes
passerine
philomela
pied
singing
small
song
spring
strobiles
thrush
tree