silkworm mulberry bombyx mori in the process of producing silk during cocooning. cocoons of silkworm for silk making . hot pink

basket bombyx capsule chrysalis closeup cocoon cocoons detail equipment fabric fiber fibre floss fluffy golden industry insect larva larvae making manufacturing many material mori moth natural net nobody pod process production pupa pure raw sericulture silk silken silkworm silky small soft textile thread travel vietnam weave white worm yarn