As the weather warms up, you may be hearing and seeing more birds in your backyard. Spring is peak migration for this species, but in recent decades, there’s been a 30 percent decline in North American bird varieties. We speak with one expert about the challenges facing these animals and how listeners can make a difference.
- Rebecca Heisman, science writer, author of Flight Paths: How a Passionate and Quirky Group of Pioneering Scientists Solved the Mystery of Bird Migration.
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