Thick-billed Cuckoo (Pachycoccyx audeberti) [XC617097]
by Peter Boesman from Djomo, Bayanga, Sangha-Mbare, Central African Republic (call, flight call)
Thick-billed Cuckoo (Pachycoccyx audeberti) [XC339340]
by Peter Boesman from Mutinondo Wilderness area, Northern Province, Zambia (song)
Subspecies
The following 3 subspecies are recognised:
brazzae (Oustalet, 1886) - Sierra Leone patchily through Ghana, Nigeria and Cameroon to Congo and western Zaire.
validus (Reichenow, 1879) - Eastern Zaire to south-eastern Kenya and Tanzania, and south through Malawi, Zambia, Zimbabwe and Mozambique to eastern Transvaal.