Almost 1,000 migrating birds die Thursday in Chicago after crashing into McCormick Place Lakeside Center, a 40-year record

Read the full story in the Chicago Tribune.

At least 960 migrating birds, the highest number on record, died Thursday in “massive carnage” at McCormick Place Lakeside Center, according to David Willard, a retired bird division collections manager at the Field Museum.

Birds were crashing into windows even as monitors collected the casualties, Willard said.