Verditer Flycatcher ( 파랑딱새 )

It is a female and a male. Adult females and sub-adults are lighter blue.

Adult males are intense blue on all areas of the body, except for the black eye-patch and grey vent.

 

It is found from the Himalayas through Southeast Asia to Sumatra.

This species is named after its distinctive shade of copper-sulphate blue and has a dark patch between the eyes and above the bill base.