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Solid Air: Invisible Killer Saving Billions of Birds From Windows–A Book Review

10,000 Birds

In 2007 I was working in a university building that was just begging for bird feeders. This was where I set up my bird feeders, just one at first, then expanding as everyone expressed delight in seeing the Carolina Chickadees, Dark-eyed Juncos, and Downy Woodpeckers. There were no dead birds for weeks. I hoped it was an anomaly.

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The European Christmas Bird Count

10,000 Birds

The Christmas Bird Count was the answer. The IWC census starts from mid-January following the logic that it is the period when the birds have reached their wintering grounds and are rather static, so the chance of double-counting the same flock is minimal. But it is so frustrating to pass the birds by without IDing them!

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