BirdNote® Why Birds’ Feet Don’t Freeze

The World

Birds have adapted to cold weather to keep their legs and feet toasty, even during the coldest of winters. Michael Stein reports how it works.

Invest in independent global news

The World is an independent newsroom. We’re not funded by billionaires; instead, we rely on readers and listeners like you. As a listener, you’re a crucial part of our team and our global community. Your support is vital to running our nonprofit newsroom, and we can’t do this work without you. Will you support The World with a gift today? Donations made between now and Dec. 31 will be matched 1:1. Thanks for investing in our work!