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 ...

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 ...

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 ...

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 ...

Peak migration for birds over the state of Illinois occurs in mid-to-late May, with hundreds of different species heading north for the summer breeding season. Those migration flights for ...

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 ...

The nation’s grassland birds, spread across 320 million acres in 14 states, have declined 43% since 1970, more than any other category, and are “in crisis,” according to a report.