Family Cuckoos (Cuculidae)

Least Concern

Asian Emerald Cuckoo (Chrysococcyx maculatus)


French: Coucou émeraude German: Prachtkuckuck Spanish: Cuclillo esmeralda asiático

Trogon maculatus

J. F. Gmelin

, 1788,

Sri Lanka


Thought to be closest to C. xanthorhynchus#R. Monotypic.


Himalayas from about Garhwal E through Nepal, Bhutan, NE India, Bangladesh and S China (SE Tibet, Sichuan, Yunnan, Hubei, Guizhou, Guangxi, Hainan), S to Myanmar, NW Thailand, N Laos and N & C Vietnam. Winters S to S India, Sri Lanka, Andaman and Nicobar Is, Indochina and Malay Peninsula, apparently small numbers reaching Sumatra.

Descriptive notes

17–18 cm; 23–30 g. Adult male glossy green above and from chin to upper breast, belly white with green and bronze bars, underside of wing with white band; eye-... read more


A “chweek” in flight; a trill; also loud whistled twitters.


Dense evergreen forests, broadleaf secondary forest, outside breeding season also sometimes... read more

Food and feeding

Insects, feeding on ants, caterpillars, bugs. Forages mainly in tree canopy, often taking prey on the wing.


Breeds Apr–Jul. Brood-parasitic: hosts Crimson Sunbird (Aethopyga siparaja) and Little Spiderhunter (Arachnothera... read more


Resident or partially migratory in India, but details uncertain; nomadic and local migrant, as are... read more

Status and conservation

Not globally threatened (Least Concern). Scarce in Nepal and probably elsewhere in NW of range; similarly scarce in Myanmar, and uncommon in Thailand. Overall situation... read more

Recommended citation

Payne, R. (2020). Asian Emerald Cuckoo (Chrysococcyx maculatus). 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 25 February 2020).