Northern Rough-Winged Swallow
8/12/2022 Grundy County, Illinois
4/26/2022 Des Plaines Conservation Area Will County, Illinois
7/26/2021 Grundy County, Illinois
6/05/2021 Grundy County, Illinois
7/10/2020 Goose Lake Prairie State Natural Area Grundy County, Illinois
6/28/2019 Grundy County, Illinois
7/31/2018 Grundy County, Illinois
5/30/2018 Grundy County, Illinois
5/28/2017 Grundy County, Illinois
4/07/2017 Channahon Widewaters Will County, Illinois
7/14/2016 Grundy County, Illinois
5/14/2015
8/12/2014
6/22/2014
8/16/2013
9/08/2012
