Family Hummingbirds (Trochilidae)

Least Concern

Blue-capped Puffleg (Eriocnemis glaucopoides)


French: Érione à front bleu German: Blaustirn-Höschenkolibri Spanish: Calzadito frentiazul

Ornismya glaucopoides

d’Orbigny and Lafresnaye

, 1838,

Valle Grande, Bolivia


Southernmost of pufflegs, with no obvious close relative; possibly nearest to E. aline. Monotypic.


C & SE Bolivia (S from La Paz and Cochabamba) and NW Argentina (Salta and Tucumán).

Descriptive notes

9–11 cm; 4·0–4·5 g. A comparatively small member of the genus Eriocnemis. Bill straight, black; the downy white leg puffs are not as large... read more


Only described vocalization appears to be a high-pitched “zee-zee”.


Temperate zones at elevations of 1500–3400 m; records are most frequent between 2000 and 2500... read more

Food and feeding

The species has been observed feeding at flowers low down at vegetation borders.


At Cochabamba (Bolivia) breeding recorded Nov, juvenile males have been observed Dec and Feb. Clutch size 2; incubation by female. First... read more


Sedentary, but altitudinal movements during wet and dry seasons in NW Argentina (e.g., only... read more

Status and conservation

Not globally threatened. CITES II. Restricted-range species: present in Argentine and South Bolivian Yungas EBA. Generally considered to be rare but is locally common, e.g.... read more

Recommended citation

Heynen, I. & Kirwan, G.M. (2020). Blue-capped Puffleg (Eriocnemis glaucopoides). 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 23 January 2020).