World Bird List

Species factsheet
Thick-billed Cuckoo (Pachycoccyx audeberti)

Order: Pachycoccyx audeberti
Family: Cuckoos (Cuculidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
brazzae Guinea to Cameroon and w DR Congo
validus e DR Congo to se Kenya, Mozambique and South Africa
audeberti Madagascar
Annoncer