Millions of birds crossed over Illinois overnight in their spring migration, and “Migration Alerts” are active as those ...

By the numbers: In the past 50 years, Illinois species like the Henslow's Sparrow and Bobolink have seen population crashes of over 40%, per the North American Bird Conservation Initiative's 2025 ...

including those in Illinois, the news isn’t good. The study says birds that need grassland habitat are in crisis. One measure the study looked at was “tipping point” species status ...

including those in Illinois, the news isn't good. The study says birds that need grassland habitat are in crisis. One measure the study looked at was "tipping point" species status, which signals ...