Forest Wagtail 
(Chìa vôi rừng, Dendronanthus indicus)

The forest wagtail (Dendronanthus indicus) is a passerine bird in the wagtail family Motacillidae.
The bird is found mainly in forested habitats, breeding in the temperate parts of east Asia and wintering across tropical Asia from India to Indonesia.

Dendronanthus: "Dendron" (δένδρον) is the Greek word for "tree"; Anthus introduced for the pipits.
The specific epithet is from Latin indicus meaning "Indian".