The County Lister: Ted Wolff

In 2017 Ted Wolff set an audacious but fun goal for himself: bird every county in Illinois and record more than 100 species in each. We spoke with Ted to understand what motivated the landscape architect and avid birder to take on the challenge and to hear tales from the journey.

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CommunityEdward Warden
The COS Tick Primer

Unless you intend to limit your birding to a manicured backyard, a rushing stream, or a snowy mountainside, knowing something about these petite pests can help your plan your next outdoor excursion to reduce the chances of having a negative encounter with ticks.

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CommunityEdward Warden
Chicago Breeding Bird Trends

The Bird Conservation Network (BCN), a local group of 21 conservation organizations, including the Chicago Ornithological Society, has released data from a 22-year study of the breeding habits of over 100 nesting species in a variety of natural habitats across northeastern Illinois.

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Illinois Bird Day

It is now official that the State of Illinois appreciates birds of all feathers and welcomes the legions that pass through from out of town every spring and fall. There really is no better strategy for rebranding the label of “flyover country,” and turning a negative into a positive with a bit of tropical glamor.

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Bad Bet for Birds?

Chicago announces a Bally’s casino in River West. Even a bird-friendly building along the riverfront will likely see some bird mortality. Conservationists must get the message to the City and Bally’s to protect birds as much as possible. Robyn Detterline brings us the story.

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Why We Burn

It’s burn season in Chicagoland! Fire is a good thing and a sign that land managers are creating habitat that benefits birds and other wildlife. Learn more about why fire is important and COS supports this practice.

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Motus has Landed!

With the installation of a humble antenna, Chicago joins a global scientific community working to reveal the secrets of migration. This is the first such receiver in Chicago and Cook County, and one of only a handful operating in Illinois.

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ConservationEdward Warden