gōu zuǐ yuán wěi hù
(bird species of China) Tahiti petrel (Pseudobulweria rostrata)
钩
gōu
variant of 鉤|钩[gou1]
嘴
zuǐ
mouth
圆
yuán
circle
尾
wěi
tail
鹱
hù
(bound form) bird of the Procellariidae family, which includes shearwaters, gadfly petrels etc