White-crowned Forktail 
(Chích chòe nước đầu trắng, Enicurus leschenaulti)

The white-crowned forktail (Enicurus leschenaulti) is a species of forktail in the family Muscicapidae.
The bird is found in China, Southeast Asia and also in northeastern parts of the Indian subcontinent.

The genus name Enicurus combines the Ancient Greek henikos meaning "singular" with -ouros meaning "-tailed".