Family Waxbills (Estrildidae)

Least Concern

White-collared Oliveback (Nesocharis ansorgei)


French: Dos-vert à collier German: Halsbandastrild Spanish: Olivino acollarado

Pytelia ansorgei

E. J. O. Hartert

, 1899,

Wemo [= Wimi] River, Toru, Uganda


Has sometimes been considered conspecific with N. shelleyi. Monotypic.


Albertine Rift region of E DRCongo, Uganda, Rwanda, Burundi and extreme NW Tanzania; recently recorded both in SW Congo#R and in NW Angola#R.

Descriptive notes

10 cm; 8–9·5 g. Male has head and throat black, nape grey, narrow white collar extending from rear of ear-coverts to beneath throat; upperparts olive, tail... read more


Calls lisping or "tssep"; song a trill beginning with 2 clear, slurred whistles, like... read more


Marshy forest edge, streams bordered by bushes and trees, lakeshore thickets, and papyrus (... read more

Food and feeding

Small seeds, especially those of the aster Melanthera scandens; removes husks by cracking them. Active, foraging at all levels.... read more


Breeds in wet season (Nov–Jul) in DRCongo. In courtship, partners perch in upright posture, bodies turned away and heads turned... read more



Status and conservation

Not globally threatened (Least Concern). Generally uncommon to scarce; fairly common locally. Possibly overlooked. Occurs in several protected areas.

Recommended citation

Payne, R. (2020). White-collared Oliveback (Nesocharis ansorgei). 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).