Family Hummingbirds (Trochilidae)

Critically Endangered

Chilean Woodstar (Eulidia yarrellii)


French: Colibri d’Arica German: Aricaelfe Spanish: Colibrí de Arica

Trochilus Yarrellii


, 1847,

Montevideo; error = Arica, Chile


Relationships unclear; usually placed in monotypic genus, as here, but external morphology and behaviour support treatment within Myrtis. Possible hybridization with Thaumastura cora indicated#R. Monotypic.


N Chile in Lluta, Azapa and Vitor Valleys (Arica); historical record as far S as N Antofagasta. Few sight records in S Peru (Tacna and possibly Moquegua)#R.

Descriptive notes

7·5–8 cm; 2·3–2·6 g. Male has short black bill; upperparts iridescent olive green; throat shining violet-red, underparts white; central tail... read more


Calls considered to be less musical than Thaumastura cora; slightly raspy “tsick” notes... read more


Cultivated desert river valleys and gardens from 200 m to 750 m, commonest below 400 m, with a... read more

Food and feeding

Nectar of flowering Lantana, Hibiscus, shrubs, cacti and Legumi­nosae trees such as Inga feulles. Recent... read more


Little known. Nesting records are available from May, Aug and Sept, while an immature was collected in Nov, and juveniles and partially... read more


Presumably sedentary for the most part, occasionally straggling S into N Antofagasta, Chile, but... read more

Status and conservation

CRITICALLY ENDANGERED. CITES II. A little-known, restricted-range species: present in Peru-Chile Pacific Slope EBA. Until 2000 ranked as Vulnerable, and only uplisted to... read more

Recommended citation

Schuchmann, K.L., Kirwan, G.M. & Sharpe, C.J. (2020). Chilean Woodstar (Eulidia yarrellii). 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 28 January 2020).