The Giant Swiftlet is a large swiftlet recorded above forests in the hills and mountains of northern Borneo. It nests behind waterfalls and in rock crevices.
Its upperparts are sooty black, its underparts dark brown, and the tip of its tail is slightly forked.
It flies above forest and nests behind waterfalls or in rock crevices.
IUCN Red List · Least Concern (LC) · Global