Migration & timing
American Cliff Swallow in Iowa
There aren't yet enough observations of American Cliff Swallow in Iowa to describe its timing with confidence.
Sighting 1 observations in Iowa
Check back as more observations come in, or explore American Cliff Swallow across North America.
American Cliff Swallow elsewhere
More birds in Iowa
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.