Orange-Crowned Warbler
10/18/2019 Grundy County, Illinois
10/06/2019 Grundy County, Illinois
5/10/2019 Des Plaines Conservation Area Will County, Illinois
9/30/2018 Goose Lake Prairie State Natural Area Grundy County, Illinois
10/22/2017 Goose Lake Prairie State Natural Area Grundy County, Illinois
10/14/2017 Goose Lake Prairie State Natural Area Grundy County, Illinois
10/13/2017 Goose Lake Prairie State Natural Area Grundy County, Illinois
5/23/2017 Montrose Point Cook County, Illinois
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5/09/2017 Goose Lake Prairie State Natural Area Grundy County, Illinois
5/09/2017 Grundy County, Illinois
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