Oriental turtle dove or rufous turtle dove 
(Cu sen, Streptopelia orientalis)

The Oriental turtle dove or rufous turtle dove (Streptopelia orientalis) is a member of the bird family Columbidae.

The species has a wide native distribution range from Central Asia east across Asia to Japan.

Columba, Columbidae: Latin columba (“dove, pigeon”). Ancient Greek κόλυμβος (kólumbos, “a diver”), from κολυμβάω (kolumbáō, “dive, plunge headlong, swim”).
The genus name Streptopelia is from Ancient Greek: streptos meaning "collar" and peleia meaning "dove".