Chimney Swift Similar Species Comparison
Main SpeciesChimney Swift
Small with slender tube-shaped body and very long, narrow, curved wings. Dark gray-brown overall with a slightly paler throat.
© Peter F / Macaulay LibraryIndiana, August 20, 2020Tube or cigar-shaped body with long curved wings and a short tail. Dark gray-brown overall.
© Sean Williams / Macaulay LibraryMassachusetts, June 26, 2018Flies fast, often in loose feeding flocks, with very stiff wingbeats and almost no bend at the wrist. Often gives a chittering call while in flight.
© Timothy Barksdale / Macaulay LibraryArkansas, April 01, 2004Does not perch, clings to the walls of chimneys and other vertical surfaces with its tiny feet.
© David Schrab / Macaulay LibraryWisconsin, July 16, 2017Nests in chimneys and on other vertical surfaces in dim, enclosed areas, including air vents, wells, hollow trees, and caves.
© Ryan Treves / Macaulay LibraryWisconsin, August 21, 2016Similar SpeciesVaux's Swift
Adult/immature
Vaux’s Swifts look very similar to Chimney Swifts, but their breeding ranges do not overlap (Vaux's occur in the West and Chimney in the East).
© Roger Zachary / Macaulay LibraryCalifornia, June 29, 2017Similar SpeciesNorthern Rough-winged Swallow
Adult
Swallows have shorter, less curved and more triangular-shaped wings than swifts. Northern Rough-winged Swallows have paler underparts than Chimney Swifts.
© Ian Hearn / Macaulay LibraryIdaho, May 13, 2017Similar SpeciesCliff Swallow
Adult
Swallows have shorter, less curved and more triangular-shaped wings than swifts. Cliff Swallows have a pale belly and underwings while Chimney Swifts have a dark belly and underwings.
© Dorian Anderson / Macaulay LibraryCalifornia, June 02, 2017Similar SpeciesTree Swallow
Adult male
Swallows row through the air unlike the fluttery flight of swifts. Tree Swallows have pale underparts while Chimney Swifts have dark underparts.
© Greg Gillson / Macaulay LibraryOregon, April 16, 2010Compare with Similar Species
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Species in This Family
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