COS Blog

COS joins Sierra Club to present Beginning Birder Walk Series

COS members and friends are invited to join the Chicago Group of the Sierra Club for Chicago Park Nature Tours, a six-trip series of walks for beginning bird and nature watchers from April through September.

Spend a few hours learning about nature, native plants and urban wildlife in Chicago parks.

Lindsay WilkesApril 1, 2012

Op Ed on Wind Energy from The American Bird Conservancy

Conservation, AdvocacyLindsay WilkesMarch 31, 2012

COS Lauds Mayor Emanuel's Decision to Halt Police Shooting Range

AdvocacyLindsay WilkesMarch 24, 2012

COS co-presents "The Resplendent Quetzel" at Chicago Botanic Garden

Take a journey deep into the cloud forest and learn about the elusive Resplendent Quetzal and its natural history. On the way, we'll learn about many other species of birds endemic to the highlands of northern mesoamerica

Join Rob and Tara Cahill of Community Cloud Forest Conservation as they share their experiences from 10 years in Guatemala's central highlands.

ProgramLindsay WilkesMarch 19, 2012Chicago Botanic Garden

COS presents "Birding Through Time" with Joel Greenberg

For the last century, COS has provided many of the eyes and ears to help record changes in bird populations in the Chicago area. Local naturalist and writer, Joel Greenberg, will presents a detailed account of how the bird-scape has evolved.

ProgramLindsay WilkesMarch 1, 2012Peggy Notebaert Nature Museum

COS Celebrates Centennial with Illinois Young Birder Artwork

To help celebrate COS's 100 years as a Chicago area birding club, Lucas Haberkorn, age 11 years, and Nandu Dubey, age 14 years, members of the Illinois Young Birders club (IYB), created artwork for COS to use to promote its celebration.

CommunityLindsay WilkesFebruary 14, 2012

63rd Lisle Arboretum Christmas Bird Count Results

We had 82 species of birds on the count this year, the 63rd time the count"s been held. This is the third best species total for the Lisle-Arb count, trailing only the counts from Dec 2009 (89 species) and Dec 2006 (86 species).

Community, Field TripLindsay WilkesJanuary 30, 2012

COS Joins Opposition to Firing Range in the Calumet Wetland Area

AdvocacyLindsay WilkesJune 1, 2011