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Chicago Ornithological Society
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COS Blog

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Chicago's Bird Friendly Design Ordinance: Where Things Stand
Chicago's Bird Friendly Design Ordinance: Where Things Stand

Architect and former COS president Carl Giometti helps us navigate through the twisting path to bird friendly design legislature in Chicago. Learn where we are now, and where we go next.

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Conservation, AdvocacyRobyn DetterlineOctober 12, 2023
Six Bird Friendly Actions You Can Take Today
Six Bird Friendly Actions You Can Take Today

COS president Edward Warden gives six actions the average citizen can take to help protect migratory birds in Chicago.

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Conservation, AdvocacyRobyn DetterlineOctober 12, 2023
2023 World Mental Health Day: Bird Style
2023 World Mental Health Day: Bird Style

On this World Mental Health Day, Brighten Jelke explores how mindful birding can be a part of a mental health practice.

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Robyn DetterlineOctober 10, 2023
Field Trip Report: Humboldt Park
Field Trip Report: Humboldt Park

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

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Field TripRobyn DetterlineOctober 9, 2023Humboldt Park
Field Trip Report: West Ridge Nature 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.

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Field TripRobyn DetterlineOctober 3, 2023West Ridge Nature Park
Field Trip Report: Montrose Beginning Birder Walk
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.

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Field TripRobyn DetterlineOctober 1, 2023Montrose Point, Montrose Dunes
The End of Planting Season at LaBagh
The End of Planting Season at LaBagh

Get the latest update on COS’s LaBagh Woods restoration project and learn how you can help make a difference in this burgeoning habitat.

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ConservationRobyn DetterlineSeptember 30, 2023LaBagh Woods
Field Trip Report: North Pond
Field Trip Report: North Pond

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

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Field TripRobyn DetterlineSeptember 26, 2023North Pond
Field Trip Report: Jackson Park Beginning Birder Walk
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.

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Field TripRobyn DetterlineSeptember 25, 2023Jackson Park
Field Trip Report: Marquette Park
Field Trip Report: Marquette Park

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

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Field TripRobyn DetterlineSeptember 24, 2023Marquette Park
Field Trip Report: Horner Park
Field Trip Report: Horner Park

Writer Brighten Jelke recaps the September 15 COS Bird Walk at Horner Park.

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Robyn DetterlineSeptember 17, 2023field trip reports, Horner Park, Brighten Jelke
Field Trip Report: Palmisano After Work
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.

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Field TripRobyn DetterlineSeptember 10, 2023Palmisano Park
Field Trip Report: Humboldt Park
Field Trip Report: Humboldt Park

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

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Field TripRobyn DetterlineSeptember 10, 2023Humboldt Park
Field Trip Report: Horner Park Nighthawk Watch
Field Trip Report: Horner Park Nighthawk Watch

COS president and field trip leader Edward Warden recaps the August 27 COS Nighthawk Watch at Horner Park.

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Field TripRobyn DetterlineSeptember 10, 2023Horner Park, nighthawks
Dan's Feathursday Feature: Northern Rough-winged Swallow
Dan's Feathursday Feature: Northern Rough-winged Swallow

In his latest Feathursday Feature, Dan Lory describes his journey learning how to photograph the Northern Rough-winged Swallow.

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Robyn DetterlineSeptember 7, 2023Feathursday, Northern Rough-winged Swallow
2023 COS Fundraiser Recap
2023 COS Fundraiser Recap

Katie Larson summarizes the 2023 Chicago Ornithological Society Fundraiser event held in August at Metropolitan Brewing.

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Robyn DetterlineSeptember 7, 2023
Field Trip Report: Salt Creek Marsh and Wood Dale Reservoir
Field Trip Report: Salt Creek Marsh and Wood Dale Reservoir

COS board member and field trip co-leader Christina Harber recaps the August 27 COS bird walk at Salt Creek Marsh and Wood Dale Reservoir.

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Field TripRobyn DetterlineSeptember 4, 2023Salt Creek Marsh, Wood Dale Reservoir
Birding Through The Year: Summer 2023
Birding Through The Year: Summer 2023

In his latest installment of Birding Through the Year, David Hoyt dissects the connotations of an “incidental” bird.

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Robyn DetterlineSeptember 3, 2023
The Woodcock Has Landed: A Conversation with Alex Tomlinson
The Woodcock Has Landed: A Conversation with Alex Tomlinson

Morgan Harpster shares the details behind COS’s new logo, designed by artist Alex Tomlinson.

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Robyn DetterlineAugust 28, 2023
The Woodcock Takes Flight: A Conversation with Walter Marcisz
The Woodcock Takes Flight: A Conversation with Walter Marcisz

Lauren Kostas interviews former COS president Walter Marcisz to reflect on the current COS logo, which he designed over thirty years ago, as well as the changes in COS and Chicago birding over the years.

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Robyn DetterlineAugust 18, 2023
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