Vaux's Swift Similar Species Comparison
Main SpeciesVaux's Swift
Small with a tube or cigar-shaped body, long, arched wings, and a short tail. Brownish overall with a paler chest and slightly paler rump.
© Joachim Bertrands / Macaulay LibraryCalifornia, May 03, 2018Small with a tube or cigar-shaped body, long, arched wings, and a short tail. Brownish overall with a paler chest and slightly paler rump.
© Steve Kolbe / Macaulay LibraryCalifornia, April 26, 2015Flock
Roosts in groups (sometimes very large groups) in chimneys, hollowed-out standing trees and other vertical openings. At dusk, swirling masses collect as the birds prepare to go inside.
© Tom Johnson / Macaulay LibraryCalifornia, September 08, 2014Nests and roosts in hollow trees in evergreen or mixed forests as well as chimneys, especially during migration where thousands of Vaux's Swifts will funnel into a chimney for the night.
© Sharyn Isom / Macaulay LibraryOregon, September 26, 2019Similar SpeciesBlack Swift
Adult/immature
Black Swifts are much larger than Vaux's Swifts with darker underparts and a slower flight style.
© Brian Sullivan / Macaulay LibraryCalifornia, August 24, 2010Similar SpeciesChimney Swift
Adult/immature
Chimney Swifts look very similar but their ranges do not overlap; Chimney in the East and Vaux's in the West.
© Steve Calver / Macaulay LibraryGeorgia, June 08, 2017Similar SpeciesNorthern Rough-winged Swallow
Adult
Swallows have shorter, less curved and more triangular-shaped wings than swifts. They also have deeper wingbeats that the fluttery flight style of swifts. Northern Rough-winged Swallows, in particular have paler underparts than Chimney Swifts.
© Ian Hearn / Macaulay LibraryIdaho, May 13, 2017Compare with Similar Species
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Species in This Family
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