World Bird List

Species factsheet

Voices can be found here (external link)

Subspecies and Distribution

-Subspecie
+Distribution
-sphenurus
+Himalayas to Myanmar, n Thailand, n Laos and s China
-delacouri
+c Vietnam
-robinsoni
+w Malaysia
-etorques
+Sumatra
-korthalsi
+Java, Bali, Lombok