You may have noticed a lot of birds chirping outside your window before the sun rises at this time of year.
Cornell University ornithology professor Michael Webster says there are a lot of different theories as to why. He speaks with Here & Now‘s Peter O’Dowd about some of the potential reasons.
This article was originally published on WBUR.org.
Copyright 2022 NPR. To see more, visit https://www.npr.org.
