Birds that historically nested in the cavities of dead trees are finding natural nest holes harder to come by — but people can help. Many of these species will make use of a nest box in parks or near people’s homes. Learn how to build nest boxes tailored to a species of your choice at NestWatch. 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.