Is Wildfire Smoke Causing Birds to Tend to Empty Nests?

New studies suggest smoke from western megafires may be damaging bird health and leading to strange behavior

https://th-thumbnailer.cdn-si-edu.com/i6FVNHqtRQ0y7M23ddJJ_tEH7tA=/420x240/filters:focal(800x602:801x603)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/7a/b0/7ab0740c-538b-4c8a-91d0-61949dca1232/gettyimages-1496628053_web.jpg

https://www.smithsonianmag.com/science-nature/is-wildfire-smoke-causing-birds-to-tend-to-empty-nests-180985131/