Bombyx mori their lifecycle, and enclose themselves in a cocoon made up of raw silk produced by the salivary glands. The final molt from larva to pupa takes place within the cocoon, which provides a vital layer of protection during the vulnerable, almost motionless pupal state. Many other Lepidoptera produce cocoons, but only a few—the Bombycidae, in particular the genus "Bombyx", and the Saturniidae, in particular the genus "Antheraea"—have been exploited for fabric production. If the animal is allowed to survive after spinning its cocoon and through the pupal phase of its lifecycle, it releases proteolytic enzymes to make a hole in
Mori, Hokkaido schools: Mori Middle School and Sawara Middle School. The town is home to six elementary schools. There are several empty elementary school buildings due to the declining population of Mori Machi. The most recent closings being Ishikura elementary school in 2017 and Akaigawa elementary school in 2011. The town of Mori is served by four post offices. The main post office is in the Miyukichō district, in close proximity to the Mori Town Hall. Keizō Kajiya (b. 1956), a graduate of Ashikaga Institute of Technology and mayor of the former town of Sawara, was elected mayor of Mori on October