Wild silk used to produce cloth. They usually produce a tougher and rougher silk than that from domesticated "Bombyx mori" silkworms. Wild silks are usually harvested after the moths have left the cocoons, cutting the threads in the process, so that there is not one long thread, as with domesticated silkworms. Wild silks are more difficult to bleach and dye than silk from "Bombyx mori", but most have naturally attractive colours, particularly the rich golden sheen of the silk produced by the muga silkworm from Assam, often known as Assam silk. The cocoon shells of wild silk moths are toughened or stabilized
Mark Mori 1994 Sundance Film Festival, Grand Jury Prize nominee and 1995 WGA TV Documentary, Current Events Award nominee and in 2000, Executive Produced and Directed, the investigative TV documentary, "Wayne Williams and the Atlanta Child Murders" for Court TV. Mori also founded the production company Single Spark Pictures in 1996. He is the namesake for his nephew, Mark Mori. Mori's first documentary film "Building Bombs" had a limited theatrical release in 1989. It was nominated for a 1990 Academy Award and was re-released in 1991. Mori produced and directed the film with Susan J. Robinson. Narrated by Jane Alexander, the film