Chicago, IL – Illinois residents could witness one of the season’s major bird migration nights Friday, Oct. 16, as millions of birds are expected to travel across the United States after sunset, with much of Illinois positioned in a high-intensity migration zone.
According to the Forest Preserve District of Will County, BirdCast, a migration forecasting project operated by the Cornell Lab of Ornithology, predicts approximately 436 million birds will be migrating across the country Friday night.
The forecast map places Illinois within a broad corridor of elevated migration activity stretching across the central United States and into portions of the Midwest and Southeast…