Family Swifts (Apodidae)

Least Concern

Pale-rumped Swift (Chaetura egregia)


French: Martinet de Bolivie German: Blassbürzelsegler Spanish: Vencejo egregio

Chætura egregia


, 1916,

Río Surutú, Bolivia


Sometimes considered conspecific with C. cinereiventris, and close to C. martinica; these three previously placed in genus Acanthylis along with C. spinicaudus, to which present species may be most closey related#R. Proposed race pachiteae (from Ucayali region of E Peru) is indistinguishable from egregia#R. Monotypic.


E Ecuador S through E Peru, W Brazil and NW Bolivia.

Descriptive notes

10·5 cm; 23 g. Smallish swift with short square tail and rectrix spines extending beyond web, protruding head and distinctive wing shape, with hooked outer wing and... read more


Main calls are a single-noted “tsee” (overslurred on sonogram, clearly higher-pitched and longer... read more


Main habitat defined as tropical lowland evergreen forest. Occurs from lowlands to 1100 m. In... read more

Food and feeding

Feeds mainly in lower strata of mixed flocks of swifts. Recorded with C. cinereiventris, C. brachyura, Aeronautes... read more


Not known. Three birds taken in Bolivia late Jun to early Jul were not in breeding condition.


Believed resident.

Status and conservation

Not globally threatened. Presumed to be one of rarer Chaetura species and usually outnumbered by C. cinereiventris where they occur together. However, in... read more

Recommended citation

Chantler, P. & Boesman, P. (2020). Pale-rumped Swift (Chaetura egregia). 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 26 February 2020).