Chestnut bunting 
(Sẻ đồng hung, Emberiza rutila)

The chestnut bunting (Emberiza rutila) is a passerine bird in the bunting family Emberizidae found in the East Palearctic.
The bird breeds in Siberia, northern Mongolia and north-eastern China and winters in southern China, south-east Asia and north-east India.

The genus name Emberiza is from Old German Embritz, a bunting.
The origin of the English "bunting" is unknown.
rutila: Latin rutilus for golden, red, auburn.