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Upcoming Events

 
Field Trips and Events
North Pond Wednesday Bird Walks
Oct 28
North Pond Casting Pier
North Pond Wednesday Bird Walks
North Pond Casting Pier

In cooperation with Third Coast Birding and Peggy Notebaert Nature Museum, COS is proud to continue our long tradition of Wednesday morning bird walks at North Pond!

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North Pond Casting Pier
Flock Club: Halloween Bird Trivia
Oct 29
Beat Kitchen
Flock Club: Halloween Bird Trivia
Beat Kitchen

Join COS for Flock Club as we gather to share our passion for birds in a casual environment. We’ll be celebrating Halloween with spooky bird trivia and costumes!

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Beat Kitchen
Black Feather: A Goth Bird Walk in Humboldt Park, Halloween Edition!
Oct 31
Humboldt Park
Black Feather: A Goth Bird Walk in Humboldt Park, Halloween Edition!
Humboldt Park

RSVP Required

Join COS in Humboldt Park for a Halloween Edition of Black Feather, our Goth Bird Walk Series!

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Humboldt Park
COS/Lake Co. Audubon Walk at Crabtree Nature Center
Nov 1
Crabtree Nature Center
COS/Lake Co. Audubon Walk at Crabtree Nature Center
Crabtree Nature Center

RSVP Required

Join COS and Lake County Audubon for a morning birding trip out to Crabtree Nature Center in Barrington.

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Crabtree Nature Center
North Pond Wednesday Bird Walks
Nov 4
North Pond Casting Pier
North Pond Wednesday Bird Walks
North Pond Casting Pier

In cooperation with Third Coast Birding and Peggy Notebaert Nature Museum, COS is proud to continue our long tradition of Wednesday morning bird walks at North Pond!

Read more →
North Pond Casting Pier
Humboldt Park Sunday Social Bird Walk
Nov 8
Humboldt Park
Humboldt Park Sunday Social Bird Walk
Humboldt Park

Registration Required

Join us as we explore Humboldt Park in search of fall birds in this incredible oasis in the surrounding urban environment.

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Humboldt Park
North Pond Wednesday Bird Walks
Nov 11
North Pond Casting Pier
North Pond Wednesday Bird Walks
North Pond Casting Pier

In cooperation with Third Coast Birding and Peggy Notebaert Nature Museum, COS is proud to continue our long tradition of Wednesday morning bird walks at North Pond!

Read more →
North Pond Casting Pier
COS/CBA at Crabtree Nature Center
Nov 15
Crabtree Nature Center
COS/CBA at Crabtree Nature Center
Crabtree Nature Center

RSVP Required

Join COS and CBA for a morning birding trip out to Crabtree Nature Center in Barrington.

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Crabtree Nature Center
North Pond Wednesday Bird Walks
Nov 18
North Pond Casting Pier
North Pond Wednesday Bird Walks
North Pond Casting Pier

In cooperation with Third Coast Birding and Peggy Notebaert Nature Museum, COS is proud to continue our long tradition of Wednesday morning bird walks at North Pond!

Read more →
North Pond Casting Pier
North Pond Wednesday Bird Walks
Dec 16
North Pond Casting Pier
North Pond Wednesday Bird Walks
North Pond Casting Pier

In cooperation with Third Coast Birding and Peggy Notebaert Nature Museum, COS is proud to continue our long tradition of Wednesday morning bird walks at North Pond!

Read more →
North Pond Casting Pier

The Chicago Birder Blog

 
Blog
Field Trip Report: Common Nighthwk Watch
Field Trip Report: Common Nighthwk Watch

COS Board Member and watch leader Chris Cochrane recaps the fifth annual Common Nighthawk watch at Horner Park.

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Field Trip Recap: Horner Park
Field Trip Recap: Horner Park

COS member Kris Hansen recaps the bird walk at Horner Park on Saturday, Oct. 17.

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Field Trip Recap: Humboldt Park Sunday Social
Field Trip Recap: Humboldt Park Sunday Social

COS board member and trip leader Chris Holden recaps the Sunday Social walk at Humboldt Park on Oct. 4.

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Results of the 2026 Nighthawk Monitoring Season
Results of the 2026 Nighthawk Monitoring Season

It’s year 5 of the Chicago Nighthawk Program! How did our monitors do? Pretty well as it turns out…

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Review: Birds of North America at A Red Orchid Theatre
Review: Birds of North America at A Red Orchid Theatre

COS member Rachel Weinberg reviews Bird of North America, a play at A Red Orchid Theatre.

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Field Trip Recap: Black Feather Walk at Graceland Cemetery
Field Trip Recap: Black Feather Walk at Graceland Cemetery

COS board member and trip leader Chris Holden recaps the Black Feather bird walk at Graceland Cemetery Sept. 12.

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