Does Silkworm Make Cocoon

Silk worms make cocoons around themselves after they turn approximately 1 month old, giving protection to the pupating larva. Cocoons help keep the larva dry. Cocoons can protect the pupa. In general, the cocoon-encased pupa is probably less appetizing to potential predators (mostly birds) than a naked pupa would be. Silkworms will stop eating any