Deep Look

Silkworms Spin Cocoons That Spell Their Own Doom (2022x7)

Air date: May 17, 2022

Those precious silk garments in your closet were made by the caterpillar of a fuzzy white moth – thousands of them. Silkworms spin a cocoon with a single strand of silk up to ten city blocks long. Humans have bred these insects into weaving machines that can no longer survive in the wild.