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COS Blog

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In Memoriam, Claire Halpin
In Memoriam, Claire Halpin
CommunityEdward WardenJune 17, 2023
Field Trip Report: Sand Ridge Birds & Botany
Field Trip Report: Sand Ridge Birds & Botany

COS president and field trip leader Edward Warden recaps the June 4 COS Birds & Botany walk at Sand Ridge Nature Center.

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Field TripRobyn DetterlineJune 14, 2023Sand Ridge Nature Center
Field Trip Report: Northerly Island
Field Trip Report: Northerly Island

COS president and field trip leader Edward Warden recaps the May 18 COS bird walk at Northerly Island.

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Field TripRobyn DetterlineJune 13, 2023Northerly Island
Birding Through the Year: May 2023
Birding Through the Year: May 2023

In his latest installment of Birding Through the Year, David Hoyt writes about the advantages and disadvantages of listening for nighttime birds in the modern era.

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Robyn DetterlineJune 12, 2023
Field Trip Report: Montrose Point and Dunes After Work
Field Trip Report: Montrose Point and Dunes After Work

COS president and field trip leader Edward Warden recaps the May 31 COS bird walk at the Montrose Point Bird Sanctuary and Dunes.

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Field TripRobyn DetterlineJune 9, 2023Montrose Point, Montrose Dunes
Dan's Feathursday Feature: Red-throated Loon
Dan's Feathursday Feature: Red-throated Loon

In this latest installment of Dan’s Feathursday Feature, Dan Lory recounts the rescue of a Red-throated Loon that had been spending time at Park 566 this spring.

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Robyn DetterlineJune 8, 2023Park 566, Feathursday, Steelworker's Park
Field Trip Report: Marian R. Byrnes Natural Area
Field Trip Report: Marian R. Byrnes Natural Area

COS president and field trip leader Edward Warden recaps the May 28 COS bird walk at the Marian R. Byrnes Natural Area.

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Field TripRobyn DetterlineJune 7, 2023
Field Trip Report: Humboldt Park
Field Trip Report: Humboldt Park

COS board member and field trip leader Robyn Detterline summarizes the May bird walk in Humboldt Park.

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Field TripRobyn DetterlineMay 27, 2023
Field Trip Report: Horner Park
Field Trip Report: Horner Park

COS VP and field trip leader Stephanie Beilke summarizes the recent COS outing to Horner Park.

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Field TripRobyn DetterlineMay 24, 2023
Field Trip Report: West Ridge Nature Park Birds & Botany
Field Trip Report: West Ridge Nature Park Birds & Botany

COS president and field trip leader Edward Warden shares a recent Birds & Botany adventure at West Ridge Nature Park.

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Field TripRobyn DetterlineMay 23, 2023
Results of the 2022 Nighthawk Monitoring Season
Results of the 2022 Nighthawk Monitoring Season

With the 2022 pilot nighthawk monitoring season behind us, we are excited to now share some of the key results from the efforts of our amazing volunteers. Spoiler alert, they did in fact find nighthawks!

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ConservationEdward WardenMay 22, 2023nighthawks
Field Trip Report: North Pond After Work
Field Trip Report: North Pond After Work

COS president and field trip leader Edward Warden recaps an April jaunt around North Pond after work.

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Field TripRobyn DetterlineMay 22, 2023
Field Trip Report: Garfield Park
Field Trip Report: Garfield Park

Field Trip leader Christina Harber recaps the recent COS trip to the underbirded Garfield Park.

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Field TripRobyn DetterlineMay 18, 2023
Help for Herons at Big Marsh
Help for Herons at Big Marsh

Learn about the efforts by UIUC researchers and local conservation groups to bring breeding herons back to Big Marsh.

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ConservationRobyn DetterlineMay 12, 2023
LaBagh Woods/Lower North Branch Stewardship Update: Spring 2023
LaBagh Woods/Lower North Branch Stewardship Update: Spring 2023

LaBagh/Lower North Branch project chair Katy Krigbaum gives an update on the restoration work completed this spring.

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ConservationRobyn DetterlineMay 11, 2023
Field Trip Report: Humboldt Park
Field Trip Report: Humboldt Park

Writer David Hoyt summarizes the April COS field trip to Humboldt Park.

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Field TripRobyn DetterlineMay 1, 2023
Field Trip Report: North Pond
Field Trip Report: North Pond

Field trip leader Edward Warden summarizes COS’s inaugural After Work bird walk at North Pond in Lincoln Park.

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Field TripRobyn DetterlineApril 25, 2023
Hark! A Poem About a Bird
Hark! A Poem About a Bird

In honor of National Poetry Month, COS offers this sampler of bird-themed poetry. Try your hand at matching the verse to the poem and poet.

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Robyn DetterlineApril 24, 2023
Birding Through the Year: April 2023
Birding Through the Year: April 2023

David Hoyt explores the sound of birds at his patch with this April installment of Birding Through the Year.

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Robyn DetterlineApril 21, 2023
Field Trip Report: Woodcock Walk Roundup
Field Trip Report: Woodcock Walk Roundup

COS President, field trip leader, and all around Timberdoodle fan gives us a roundup of COS’s 2023 spring woodcock walks.

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Field TripRobyn DetterlineApril 20, 2023
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