Family Cuckoos (Cuculidae)

Near Threatened

Moustached Hawk-cuckoo (Hierococcyx vagans)


French: Coucou à moustaches German: Bartkuckuck Spanish: Cuco bigotudo

Cuculus vagans

S. Müller

, 1845,



Has been considered to represent a sister-clade to all other members of genus#R. Monotypic.


S Myanmar (S Tenasserim, including Mergui Archipelago) and S Thailand S through Peninsular Malaysia to Sumatra and Borneo; recent records from S Laos.

Descriptive notes

26 cm; 53–63·4 g. Adult dark brown above, crown dark grey, cheek and throat whitish, broad black moustache, tail barred grey and black, wings barred lighter... read more


Two-syllable phrase, “kang koh”, repeated every 2 sec; also mellow whistle, “peu... read more


Forest edge and secondary forest, especially lower hill slopes and lowlands, alluvial forest,... read more

Food and feeding



In Malaysia, singing peaks in Feb and a juvenile seen in Jul. Brood-parasitic: hosts unknown. No information on breeding biology.


Resident and partially migratory; details unknown.

Status and conservation

Not globally threatened. Like all forest species, may be vulnerable to further deforestation as is the case in Thailand, where species is considered an uncommon resident.... read more

Recommended citation

Payne, R. (2020). Moustached Hawk-cuckoo (Hierococcyx vagans). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 17 February 2020).