COS Blog

Holiday Decor Danger

Holiday Decor Danger

Decorating for the holidays is fun for us but can be dangerous for birds. Kelly Bednara shares tips from Willowbrook Wildlife Center for getting festive in a way that is safe for wildlife.

AdvocacyRobyn DetterlineOctober 14, 2023

Bird Friendly Chicago Identifies Steps to Reduce Bird Mortality in Our City

Bird Friendly Chicago Identifies Steps to Reduce Bird Mortality in Our City

Read the full press release by Bird Friendly Chicago, listing its demands for immediate action to make Chicago a bird friendly city.

Conservation, AdvocacyRobyn DetterlineOctober 14, 2023

Field Trip Report: Park 566

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Field TripRobyn DetterlineSeptember 4, 2023Salt Creek Marsh, Wood Dale Reservoir