Field Trip Leader Tarik Shahzad recaps the COS spring woodcock walks.

Field TripKris HansenApril 16, 2024Kent Fuller Air Station Prairie

Ten walk participants joined a fun birding adventure led by guides Stephanie Beilke and Jake Vinsel at Indian Ridge Marsh in the Calumet Region.

Field TripKris HansenApril 15, 2024Indian Ridge Marsh

Field Trip Report: Humboldt Park

Field Trip Leader David Rupp recaps the April 5 COS field trip to Humboldt Park.

Field TripKris HansenApril 10, 2024field trip reports, Humboldt Park

Field Trip Report: Big Marsh Bilingual Walk

Field Trip Leader Jake Vinsel recaps the March 16 COS field trip to Big Marsh.

Field TripRobyn DetterlineApril 3, 2024Big Marsh

Field Trip Report: Loop Peregrine Watch

Writer Brighten Jelke recaps the March 10 inaugural COS Loop field trip to look for peregrines.

Field TripRobyn DetterlineMarch 21, 2024Loop, peregrine

Field Trip Report: Humboldt Park

Field trip report editor Kris Hansen recaps the February 24 COS field trip to Humboldt Park.

Field TripRobyn DetterlineMarch 15, 2024Humboldt Park

Field Trip Report: Humboldt Park

Field trip leader David Rupp recaps the November 2 COS field trip to Humboldt Park.

Field TripRobyn DetterlineNovember 20, 2023Humboldt Park

A New Old Hotspot: Riis Park

COS member and field trip leader Jorge Garcia writes about Riis Park and two of this year’s community events held there, including a bird walk facilitated by COS.

Field Trip, Conservation, CommunityRobyn DetterlineNovember 18, 2023Riis Park

2023 Chicagoland CBC Guide

It's Christmas Bird Count season! With well near a dozen counts happening throughout the Chicagoland area, how does one get started? We've got you covered!

Community, Conservation, Field TripEdward WardenNovember 14, 2023

Field Trip Report: Dunning Transit Hike

COS board member and field trip leader Robyn Detterline recaps the October 28 Dunning Transit Hike at the Read Dunning Memorial Park, Dunning Read Natural Area, and Mount Olive Cemetery.

Field Trip Report: Rutherford Sayre Nature Garden

COS board member and field trip leader Robyn Detterline recaps the October 7 little sit at the Rutherford Sayre Nature Garden.

Field TripRobyn DetterlineOctober 23, 2023Rutherford Sayre

Field Trip Report: Park 566

Field trip leader David Rupp recaps the magical October 5 bird walk at Park 566.

Field TripRobyn DetterlineOctober 13, 2023Park 566

Field Trip Report: Humboldt Park

Writer David Hoyt recaps the September 30 COS Bird Walk at Humboldt Park.

Field TripRobyn DetterlineOctober 9, 2023Humboldt Park

Field Trip Report: West Ridge Nature Park

COS board member and field trip leader Vinod Babu recaps the October 1 bird walk at West Ridge Nature Park.

Field TripRobyn DetterlineOctober 3, 2023West Ridge Nature Park

Field Trip Report: Montrose Beginning Birder Walk

COS board member and field trip leader Christine Williamson recaps the September 23 Beginning Birder Walk at Montrose.

Field TripRobyn DetterlineOctober 1, 2023Montrose Point, Montrose Dunes

Field Trip Report: North Pond

COS board member Morgan Harpster recaps the September 20 COS After Work Bird Walk at North Pond.

Field TripRobyn DetterlineSeptember 26, 2023North Pond

Field Trip Report: Jackson Park Beginning Birder Walk

COS board member and field trip leader Christine Williamson recaps the September 16 Beginning Birder Walk at Jackson Park.

Field TripRobyn DetterlineSeptember 25, 2023Jackson Park

Field Trip Report: Marquette Park

COS president and field trip leader Edward Warden recaps the September 10 Bird Walk at Marquette Park.

Field TripRobyn DetterlineSeptember 24, 2023Marquette Park

Field Trip Report: Palmisano After Work

COS president and field trip leader Edward Warden recaps the September 6 COS After Work Bird Walk at Palmisano Park.

Field TripRobyn DetterlineSeptember 10, 2023Palmisano Park

Field Trip Report: Humboldt Park

Field trip leader David Rupp recaps the August 31 COS bird walk at Humboldt Park.

Field TripRobyn DetterlineSeptember 10, 2023Humboldt Park

COS Blog

Field trip leader David Rupp recaps the November 2 COS field trip to Humboldt Park.

COS member and field trip leader Jorge Garcia writes about Riis Park and two of this year’s community events held there, including a bird walk facilitated by COS.

It's Christmas Bird Count season! With well near a dozen counts happening throughout the Chicagoland area, how does one get started? We've got you covered!

COS board member and field trip leader Robyn Detterline recaps the October 28 Dunning Transit Hike at the Read Dunning Memorial Park, Dunning Read Natural Area, and Mount Olive Cemetery.

COS board member and field trip leader Robyn Detterline recaps the October 7 little sit at the Rutherford Sayre Nature Garden.

Field trip leader David Rupp recaps the magical October 5 bird walk at Park 566.

Writer David Hoyt recaps the September 30 COS Bird Walk at Humboldt Park.

COS board member and field trip leader Vinod Babu recaps the October 1 bird walk at West Ridge Nature Park.

COS board member and field trip leader Christine Williamson recaps the September 23 Beginning Birder Walk at Montrose.

COS board member Morgan Harpster recaps the September 20 COS After Work Bird Walk at North Pond.

COS board member and field trip leader Christine Williamson recaps the September 16 Beginning Birder Walk at Jackson Park.

COS president and field trip leader Edward Warden recaps the September 10 Bird Walk at Marquette Park.

COS president and field trip leader Edward Warden recaps the September 6 COS After Work Bird Walk at Palmisano Park.

Field trip leader David Rupp recaps the August 31 COS bird walk at Humboldt Park.