Black-breasted thrush 
Turdus dissimilis
Hoét ngực đen
dissimilis: Latin: unlike, dissimilar, different (as the opp. of similis and consimilis

The black-breasted thrush (Turdus dissimilis) is a species of bird in the family Turdidae.

Male: The section from their head to the back of their neck and breast area is black, and the remaining areas at the top are slate gray. 
Female: Gray-brown from the eyes to the tail, and the section from their throat to their breast is a "diffused" or streaked shade of buff.