Read the full story from the University of Illinois.
A new study reported in the Proceedings of the National Academy of Sciences assessed changes in the reproductive output of 104 bird species between 1970 and 2019. Illinois Natural History Survey avian ecologist Jeff Hoover, a co-author of the paper, spoke to News Bureau life sciences editor Diana Yates about the findings and how climate change is altering bird ecology and health around the world.
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