In spring and summer, Yellow Warblers sing from treetops to stream sides. While their beauty and songs commonly light up our most vibrant months, they face imminent challenges. Yellow Warbler populations have adapted genetically to their local climates. That makes them vulnerable to environmental shifts, which could cause the species to lose much of its breeding range in the U.S. by 2080.More info and transcript at BirdNote.org. Want more BirdNote? Subscribe to our weekly newsletter. Sign up for BirdNote+ to get ad-free listening and other perks. BirdNote is a nonprofit. Your tax-deductible gift makes these shows possible.