bái é yuán wěi hù
(bird species of China) bonin petrel (Pterodroma hypoleuca)
白
bái
white
额
é
variant of 額|额[e2]
圆
yuán
circle
尾
wěi
tail
鹱
hù
(bound form) bird of the Procellariidae family, which includes shearwaters, gadfly petrels etc