Order
Caprimulgiformes
Family
Apodidae
Genus
Cypseloides
 
Neotropical Birds
Version  1.0
This is a historic version of this account.   Current version

Sooty Swift Cypseloides fumigatus

Nathaniel Hernandez
Version: 1.0 — Published September 26, 2014

Behavior

Introduction

Little information. Sooty Swift captures insects in flight, in typical swift fashion. The wing beats are described as slower than in Chaetura swifts (W.A. Voss, cited by Belton 1984). Roosts "on cliffs and behind waterfalls" (Belton 1984).

Territoriality

There is no information reported about territoriality in Sooty Swift.

Sexual Behavior

Little known. Courtship displays, if any, apparently undescribed. Presumably is at least socially monogamous.

Social and interspecific behavior

Little information. Usually reported as foraging in small groups, e.g. in groups of three to six individuals (Sick 1993), but Belton (1984) found an apparent roost of 100 or more individuals (Belton 1984). Sometimes forages with other species of swifts, such as White-collared Swift (Streptoprocne zonaris), Biscutate Swift (Streptoprocne biscutata), and Gray-rumped Swift (Chaetura cinereiventris) (Belton 1984).

Predation

There are no reports of predation on Sooty Swift?

Recommended Citation

Hernandez, N. (2014). Sooty Swift (Cypseloides fumigatus), version 1.0. In Neotropical Birds Online (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/nb.sooswi1.01
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