World Bird List

Species factsheet
Blue-backed Parrot (Tanygnathus sumatranus)

Order: Tanygnathus sumatranus
Family: Old World Parrots (Psittaculidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
duponti Luzon (n Philippines)
freeri Polillo I. (n Philippines)
everetti Visayan Is. and Mindanao (Philippines)
burbidgii Sulu Arch. (sw Philippines)
sumatranus Sulawesi and nearby islands
Annoncer