Bombyx mori silkworms for the production of raw silk, has been under way for at least 5,000 years in China, from where it spread to India, Korea, Japan, and the West. The silkworm was domesticated from the wild silkmoth "Bombyx mandarina", which has a range from northern India to northern China, Korea, Japan, and the far eastern regions of Russia. The domesticated silkworm derives from Chinese rather than Japanese or Korean stock. Silkworms were unlikely to have been domestically bred before the Neolithic age. Before then, the tools to manufacture quantities of silk thread had not been developed. The domesticated "B. mori"
Mori language to those of Tolaki. In light of such differences, it is improbable that the Mori Atas and Mori Bawah languages are inherently intelligible. However, because of cultural ties, commerce, and intermingling of their populations through local immigration, Mori Atas and Mori Bawah people are at least familiar with each other's languages, and the languages have been converging in terms of their wordstocks, as can be seen in relatively high percentages of shared lexical similarity. Mori language In its broad sense, Mori is a cover term used to refer collectively to two languages of Central Sulawesi: Mori Bawah and Mori Atas.