20150103 - Marengo Ridge (KG) - nwherald

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Kyle Grillot - kgrillot@shawmedia.com

Eli Hazelrig, 12, (left) watches as Zach Trotz, 12, both of Marengo insulates a hole in a dead log during the McHenry County PArk District's Winter Explorations Program Saturday, January 3, 2015 at the Marengo Ridge Conservation Area. The exercise is designed to teach participant how small animals stay warm during the winter months.