Bombyx mori 300 to about 900 m (1,000 to 3,000 ft) long. The fibers are very fine and lustrous, about 10 μm (0.0004 in) in diameter. About 2,000 to 3,000 cocoons are required to make a pound of silk (0.4 kg). At least 70 million pounds of raw silk are produced each year, requiring nearly 10 billion cocoons. Due to its small size and ease of culture, the silkworm has become a model organism in the study of lepidopteran and arthropod biology. Fundamental findings on pheromones, hormones, brain structures, and physiology have been made with the silkworm. One example of this was
Mark Mori and received the Emmy award for Outstanding Background/Analysis of a Single Current Story. "Raw Footage" was the first original series on The Independent Film Channel (IFC) hosted Alec Baldwin featuring interviews with independent film directors. Mark Mori Mark Mori is an American documentary filmmaker, television producer and screenwriter of documentary and reality television series and specials. He produced and directed, "Bettie Page Reveals All", the authorized documentary film on life of pin-up model, Bettie Page, released in 2012. Previously, Mori produced and directed "Building Bombs", Academy Award nominee for Best Feature Documentary for 1990 (DVD release by Docurama/New Video in