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 ...

The northern cardinal is Illinois’ state bird and is also the designated bird for several other states. The male cardinal boasts the red feathers the species is known for, while the female is ...

The reason why birds make such a racket at dawn is still unclear. But researchers are now pouring cold water on one popular ...

Hundreds of millions of birds are actively migrating northward to places like Illinois to take advantage of plentiful food and good nesting locations. Hummingbirds, species of waterfowl ...

Soon, she spotted a small bird ... across Illinois forests, for example, and across a broader region, the Midwest as well.” Stewart emphasized the importance of ensuring the whip-poor-wills’ survival ...

More than four million birds crossed Illinois Saturday night into Sunday ... to know with the Chicago Catch-Up newsletter. Several species of warblers, including the Yellow Warbler and Nashville ...

Baltimore Orioles are one of the bird species migrating in high numbers ... Typically bird migrations peak in mid-to-late May over Illinois. According to the city of Chicago, more than eight ...

Van Doren, an ornithologist at the University of Illinois Urbana-Champaign ... machine-learning technology adapted from Merlin, a bird-call-identification app developed by the Cornell Lab of ...