Pied imperial pigeon 
(Gầm ghì trắng, Ducula bicolor) 

The pied imperial pigeon (Ducula bicolor) is a large pied species of pigeon of the family Columbidae.
The bird is found in Southeast Asia, ranging from Vietnam Myanmar and Thailand, throughout Indonesia and east to the Philippines.

Columba: Latin columba (“dove, pigeon”). Ancient Greek κόλυμβος (kólumbos, “a diver”), from κολυμβάω (kolumbáō, “dive, plunge headlong, swim”).
The genus name Ducula is from the Latin dux genitive ducis meaning "leader".