The Nutritional Value of Wool for Moths

The host and a caller explore the nutrition moths obtain from eating wool, comparing it to other insects and discussing the concept of organic material as nourishment. They delve into the concept of energy and its relationship to digestion, explaining how the body can convert energy and mentioning items that cannot be broken down. The chapter concludes with a listener's question about why we lick our thumbs to make them sticky for turning pages.