Family Hummingbirds (Trochilidae)

Near Threatened

Wedge-tailed Hillstar (Oreotrochilus adela)


French: Colibri adèle German: Rotflanken-Andenkolibri Spanish: Colibrí de Cochabamba

Trochilus Adela

d’Orbigny and Lafresnaye

, 1839,

Chuquisaca, Bolivia




Montane basins and pre-puna of S Bolivia (S La Paz to Potosí and Chuquisaca) and extreme NW Argentina (Jujuy); also reported from Cota-Cota (N La Paz).

Descriptive notes

11–13 cm; 7·4–8·3 g. Bill slightly decurved, black. Upperparts grey-brown, faintly bronzed. Male with gorget glittering vivid green, underparts... read more


Male sings from exposed perch, a medley of intense twittering notes interspersed by a distinct... read more


Mainly in semi-arid to temporarily humid areas at 2600–4000 m with dispersed mesophytic... read more

Food and feeding

Forages for nectar at flowers of Barnadesia, Mutisia, Loranthaceae mistletoes, Puya and columnar cacti. Also... read more


Eggs reported from Nov, juveniles from Feb and Jun. Display observed in Argentina in mid-Oct and in Bolivia in mid-Sept. Large cup-nest... read more


Probably some individual dispersal or local movements, but not well known.

Status and conservation

Not globally threatened. CITES II. Currently considered Near Threatened. Restricted-range species: present in High Andes of Bolivia and Argentina EBA. In Argentina, known... read more

Recommended citation

Fjeldså, J. & Kirwan, G.M. (2020). Wedge-tailed Hillstar (Oreotrochilus adela). 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 29 February 2020).