World Bird List

Species factsheet
Crimson-crested Woodpecker (Campephilus melanoleucos)

Order: Campephilus melanoleucos
Family: Woodpeckers (Picidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
malherbii w Panama to n and c Colombia
melanoleucos Colombia to the Guianas, south to Bolivia, Paraguay and ne Argentina
cearae e and s Brazil