Hodgson's Hawk-Cuckoo (Hierococcyx nisicolor) [XC583922]
by Chubzang, bhutanbirdingtours.com from Wangdinong camp, north of Zhemgang, Trongsa, Bhutan (call)
Hodgson's Hawk-Cuckoo (Hierococcyx nisicolor) [XC20568]
by Peter Ericsson from Tam Dao, Vietnam (call?)
Subspecies
Often placed in genus Hierococcyx, along with other hawk-cuckoos, on grounds of notable morphological differences from Cuculus.
Not recognised as a species by BirdLife International. Considered a subspecies of Malay Hawk-cuckoo (Hierococcyx fugax).
Considered by some authors to be a subspecies of Malay Hawk-cuckoo (Hierococcyx fugax).