World Bird List

Species factsheet
Crimson Sunbird (Aethopyga siparaja)

Order: Aethopyga siparaja
Family: Sunbirds (Nectariniidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
seheriae Himalayan foothills of n India, w Bangladesh
labecula e Himalayas and Bangladesh through Myanmar (except s) to nw Laos and nw Vietnam
owstoni se China
tonkinensis s China and ne Vietnam
mangini se Thailand and c and s Indochina
insularis Dao Phu Quoc (off s Cambodia)
cara s Myanmar and n Thailand
trangensis s Thailand, n Malay Pen.
siparaja s Malay Pen., Sumatra and Borneo
nicobarica Nicobar Is.
heliogona Java
natunae Natuna Is. (nw of Borneo)
flavostriata n Sulawesi
beccarii c and s Sulawesi
Annoncer