Wherever you live, chances are a sweet-singing, cavity-nesting bird would be happy to perform in your yard — and it might stick around if you offer it a cozy nest box, like the one this Carolina Wren enjoys. Natural cavities, like old woodpecker holes, are often in short supply. So putting up a box in the right place — and that’s the right size to accommodate them — is truly an act of stewardship.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.