northern hawk-cuckoo, rufous hawk-cuckoo (Hierococcyx hyperythrus)

Hierococcyx hyperythrus is a species in the Hierococcyx genus. It is commonly known as northern hawk-cuckoo, rufous hawk-cuckoo This name is unplaced name for the species in the family Cuculidae subfamily Cuculinae, tribe Cuculini, . . This species is found in China, North and South Korea, far eastern Russia,[2] and Japan. Northern populations winter in Borneo.