Natural History Wanderings

The Guardian reported

At least 1,000 birds died from colliding into a single building in Chicago on Thursday, 5 October, as they migrated south to their wintering grounds. Volunteers are still recovering bird carcasses within 1.5 miles of McCormick Place, the largest convention center in North America, which is largely covered with glass.

Read more at  At least 1,000 birds died from colliding with one Chicago building in one day | Chicago | The Guardian