Malaysian plover 
(Choi choi lưng đen, Anarhynchus peronii)

The Malaysian plover (Anarhynchus peronii) is a small (c. 35–42 g) wader that nests on beaches and salt flats in Southeast Asia.

Charadriidae, Charadrius: Late Latin word for a yellowish bird mentioned in the fourth-century Vulgate; from Ancient Greek kharadrios a bird found in ravines and river valleys (kharadra, "ravine").
The genus name is from Ancient Greek ana meaning "backward", and rhunkhos meaning "bill".