World Bird List

Species factsheet
Asian Palm Swift (Cypsiurus balasiensis)

Order: Cypsiurus balasiensis
Family: Swifts (Apodidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
balasiensis Indian subcontinent and Sri Lanka
infumatus ne India to Indochina, Malay Pen., Sumatra and Borneo
bartelsorum Java and Bali
pallidior Philippine Is.
Annoncer