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Columbus Audubon Calendar of Events
Field Trip Reports
Archived Programs
Program Speaker Interviews
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Other Event Calendars
Groups
Menu Toggle
Avid Birders
Birdathon
Central Ohio Young Birders
Grange Insurance Audubon Center
Resources
Menu Toggle
Song Sparrow Newsletter
Menu Toggle
Receive the Song Sparrow
Song Sparrow: Current and Recent Issues
Song Sparrow Archive through Dec 2016
CA Blogs
Menu Toggle
Columbus Birding
Audubon Online Bird Guide
Bibliography of Ohio Ornithology
Book Corner
Cams and Videos
Central Ohio Annotated Checklist
General Checklists / Indexes
How To
Menu Toggle
Rescuing Trapped Birds
Winterize Your Yard for Birds
Links
What We Do
Menu Toggle
Community Science
Menu Toggle
What Is Community Science?
Chimney Swift Counts
Christmas Bird Count
Climate Watch
Great Backyard Bird Count
Project Feederwatch
Education
Menu Toggle
Education News and Articles
Creature Feature
EcoWeekend
ONAPA Features
Programs and Field Trips
Wilson Education Fund
Audubon Just for Kids
Conservation
Menu Toggle
Conservation Articles and News
Calamus Swamp
Conservation Grants
Remembering Dick Tuttle
Service in the Preserves
Chimney Swifts
Native Plant Backyard Challenge
About Us
Menu Toggle
Officers and Board
Awards and Honors
History
Song Sparrow
Volunteer Spotlight
Diversity, Equity, and Inclusion
Menu Toggle
DEI Statement
Land Acknowledgement
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Siegenthaler-Kaestner Esker State Nature Preserve
By
Bill Heck
/
April 18, 2016
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