Philippine Hawk-Cuckoo (Hierococcyx pectoralis) [XC896003]
by id from Bluewater, Baggao, Cagayan, Cagayan Valley, Philippines (song)
Philippine Hawk-Cuckoo (Hierococcyx pectoralis) [XC35249]
by Paul Noakes from Hamut, Baliuag, Sierra Madre Mountains, Luzon, Philippines (song)
Subspecies
Often placed in genus Hierococcyx, along with other hawk-cuckoos, on grounds of notable morphological differences from Cuculus. Forms a superspecies with Malay Hawk-cuckoo (Hierococcyx fugax) and often considered conspecific.
Not recognised as a species by BirdLife International.