Dusky Crag-Martin

Ptyonoprogne concolor

Taxonomy

Order: Passeriformes

Family: Hirundinidae

Genus: Ptyonoprogne

Species: Ptyonoprogne concolor (Sykes, 1832)

Vietnamese: Nhạn nâu hung

Thais: นกนางแอ่นผาสีคล้ำ

IUCN Red List category: LC

Where to watch

Bach Ma

Sounds