Promoting the enjoyment, study, and conservation of Wisconsin's birds.

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Latest News

June Rare Birds: More Unexpected Arrivals

This Scissor-tailed Flycatcher was originally spotted by John and Anne Delwiche on June 10. Melody Walsh, who photographed the bird, notes that a...

WSO Cancels August Field Trip to Horicon Marsh

The COVID-19 pandemic continues to have an impact on WSO’s organized activities. At the July 12 meeting of its Board of Directors it was decided to...

Korkor, Gopalan, Wenzel to Lead WSO for 2 Years

The membership of WSO has elected officers for the corporation who will now serve two-year terms. Voting electronically and by mail, members ratified...