Migration & timing

Warbling Vireo in Illinois

There aren't yet enough observations of Warbling Vireo in Illinois to describe its timing with confidence.

Sighting 2 observations in Illinois

Check back as more observations come in, or explore Warbling Vireo across North America.

Warbling Vireo elsewhere

More birds in Illinois

Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.