hēi bèi yàn wěi
(bird species of China) black-backed forktail (Enicurus immaculatus)
黑
hēi
abbr. for Heilongjiang province 黑龍江|黑龙江[Hei1 long2 jiang1]
背
bèi
the back of a body or object
燕
yàn
variant of 燕[yan4]
尾
wěi
tail