COS board member and trip leader Chris Holden recaps the Sunday Social at Humboldt Park on Sept. 29.
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COS board member Vinod Babu recaps the walk he led at Humboldt Park on Sept. 13 as part of the Urban Birding Festival.
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COS member Mikko Jimenez recaps the Sunday Social bird walk at Humboldt Park on Aug. 31, 2025.
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COS member Kris Hansen recaps the Sunday Social American Bittern hunt at Humboldt Park on Aug. 17, 2025.
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Trip leader Sammy Cabindol recaps the bird walk for families and beginners at Humboldt Park on June 29.
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COS member MaryKent Wolff recaps the Sunday Social bird walk in Humboldt Park June 1, 2025.
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COS Board member and trip leader Chris Holden recaps the Sunday Social bird walk at Humboldt Park on May 25.
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COS Board Member and trip co-leader Chris Holden recaps the Sunday Social walk at Humboldt Park on May 11, 2025.
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COS board member and trip leader Robyn Detterline recaps the borbs and forbs walk and work day at Humboldt Park on May 3, 2025.
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Kris Hansen recaps the Sunday Social bird walk at Humbolt Park on May 4, 2025.
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Kris Hansen recaps the social bird walk at Humboldt Park on Sunday, April 13, 2025
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Field trip leader Robyn Detterline recaps the August 17 COS Bird and Stewardship Day at Humboldt Park.
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Field trip co-leader leader Chris Holden recaps the July 19 COS trip to Humboldt Park..
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Field trip leader Chris Holden recaps the May 23 COS after work trip to Humboldt Park.
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Writer Shelley Weinberg recaps the May 11 COS field trip to Humboldt Park.
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Field Trip Leader David Rupp recaps the April 5 COS field trip to Humboldt Park.
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Field trip report editor Kris Hansen recaps the February 24 COS field trip to Humboldt Park.
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Field trip leader David Rupp recaps the November 2 COS field trip to Humboldt Park.
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