World Bird List

Species factsheet
Apo Sunbird (Aethopyga boltoni)

Order: Aethopyga boltoni
Family: Sunbirds (Nectariniidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
malindangensis w Mindanao
boltoni ec and e Mindanao
tibolii s Mindanao
Annoncer