Tricoloured munia 
(Di đầu đen, Lonchura malacca)

The tricoloured munia (Lonchura malacca) is an estrildid finch, native to Bangladesh, India, Sri Lanka, Pakistan, and southern China.

The name mannikin is from Middle Dutch mannekijn 'little man'.
Lonchura the Ancient Greek lonkhē meaning "spear-head" or "lance" with oura meaning "tail".