Wilson's Warbler

Cardellina pusilla (Wilson, A, 1811)

7 gWeight

Wilson's warbler (Cardellina pusilla) is a small New World warbler.

Busiest months: May · Most records: United States, Canada, Costa Rica

Least Concern

Where and when it's recorded

Wilson's Warbler has been recorded at 1,036 of the 8,171 birding hotspots we track, in 19 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

Magee Marsh – BoardwalkUnited States13,150 records
Montrose Point Bird Sanctuary, Lincoln Park, ChicagoUnited States9,519 records
Sweetwater WetlandsUnited States7,453 records

More places

Point Pelee National ParkCanada5,667 records
Rocky Point Bird ObservatoryCanada5,299 records
Pt. Reyes Bird Observatory – PalomarinUnited States5,242 records
Rio Grande Nature Center SPUnited States4,229 records
Billy Frank Jr. Nisqually NWRUnited States3,669 records
Putah Creek Riparian ReserveUnited States3,633 records
South Padre Is. – WBC/Conv. Center/Laguna Madre TrailUnited States3,570 records

Countries and regions with the most records

United States Canada Costa Rica Mexico Guatemala Honduras Nicaragua Belize

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

Wilson's warbler (Cardellina pusilla) is a small New World warbler. It is greenish above and yellow below, with rounded wings and a long, slim tail. The male has a black crown patch; depending on the subspecies, that mark is reduced or absent in the female.

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