Virtual Program

RSVP Required

Join COS for the latest episode of our virtual program series Birds & Bytes as we talk to the architect of the Willowbrook Wildlife Center expansion about the process of designing a bird friendly building.

Virtual Program

RSVP Required

It’s the Year of the Peregrine! Join COS for the latest episode of our virtual program series Birds & Bytes as we look at the dramatic fall and rise of Peregrine Falcons in Illinois.

RSVP Required

Join the COS Board of Directors as we celebrate our many accomplishments in 2023, play games, and announce exciting new plans for the new year, and much more!

Virtual Program

RSVP Required

Join COS for the latest episode of our virtual program series Birds & Bytes! This month we explore the unique relationship between muskrats and marsh birds.

Virtual Program

RSVP Required

Join us as we learn about resources for birders with accessibility challenges because birding is for everybody and *every* body!

Virtual Program

RSVP Required

Join COS for the latest episode of our virtual program series Birds & Bytes! This month we explore the fascinating world of nests and the incredible architects that make them.

Virtual Program

RSVP Required

Join COS for the latest episode of our virtual program series Birds & Bytes! This month we’ll hear from some of the artists behind the many bird murals that adorn our city.

Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! This month we learn all about the Purple Martins of South Shore.

Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! This month we demystify the process of sparrow identification.

Virtual Program

RSVP Required

Join us for a an episode of Birds & Bytes featuring some of the more novel approaches to bird conservation utilizing pottery to beat climate change.

Virtual Program

RSVP Required

Join from your home feeders as the man behind the FIRN Winter Finch Forecast, Tyler Hoar, shares the science behind this annual tradition and gives us a window into the world of irruptions and winter finches.

Thursday, Jan. 19 - 7:00pm

RSVP Required

Join the COS Board of Directors as we celebrate our many accomplishments in 2022, play games, and announce exciting new plans for the new year, and much more!

Virtual Program

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! This month we dive into the world of wild bird rescue and rehabilitation.

Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! This month, ornithologist John Bates takes us on a journey through southern seas in search of penguins.

Thursday, Oct. 27 - 6:00pm
Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! Filmmaker Bob Dolgan is in the spotlight with his latest documentary, The Magic Stump.

Virtual Program

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Thursday, Sept. 22 - 6:00pm
Virtual Program

RSVP Required

Join COS for another episode of our virtual program series Birds & Bytes! We’re sitting down with legendary birder, conservationist, and former COS president, Walter Marcisz.

Thursday, Sept. 1 - 6:00pm
Virtual Program

RSVP Required

Join author and cartoonist Rosemary Mosco to learn the secrets of pigeons - from milk to genetics to romance.

Thursday, July 28 - 6:00pm

RSVP Required

Join Chicago Ornithological Society and Chicago Audubon Society for a virtual program all about what 22 years of the BCN breeding bird survey is telling us. BCN experts will walk us through what we know, what we don’t know, and where the birding community goes from here to protect and conserve Chicagoland’s birds.

Tuesday, July 19 - 6:30pm
Virtual Program

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Thursday, July 7 - 6:00pm
In Person Program

RSVP Required

Walter Kitundu will discuss his work as an instrument builder and performer and share how time spent with the birds impacted his artistic trajectory.

Thursday, May 19 - 6:30pm
Virtual Program

RSVP Required

This presentation is part of “Compelling Voices in Birding and Conservation”, a special series that features four unique speakers with very different backgrounds and experiences in the birding community. Kristi Dranginis will unveil the seven and a half questions to bird identification that will catapult your bird loving skills and confidence after just a little practice.

Saturday, April 30 - 10:00am
In Person Program

RSVP Required

Join experts from Chicago Ornithological Society for a crash course in all things birds, from the best field guides and apps, to choosing binoculars and where to look.

Tuesday, April 26 - 6:00pm
Virtual Program

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Saturday, March 19 - 10:00am

RSVP Required

Join Chicago Ornithological Society and Wild Indigo Nature Explorations in the Ford Calumet Environmental Center for a closer look into where, how and who is building bird nests.

Wednesday, March 2 - 6:00pm

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Thursday, Feb. 17 - 6:00pm

RSVP Required

Join us for a conversation with legendary birder, conservationist, and current Chicago Audubon Society President, Judy Pollock!

Wednesday, Feb. 2 - 6:00pm

RSVP Required

Join COS and CAS in our ongoing series to serve the socially distant birder; Patch Chat!

Saturday, January 29 - 10:00am

Program FULL!

Join Chicago Ornithological Society for an in person program as we explore and take a deep dive into everything we know about irruptions!