Bombyx mori with the opportunity to witness the life cycle of silkworms. The practice of raising silkworms by children as pets has, in non-silk farming South Africa, led to the development of extremely hardy landraces of silkworms, because they are invariably subjected to hardships not encountered by commercially farmed members of the species. However, these worms, not being selectively bred as such, are possibly inferior in silk production and may exhibit other undesirable traits. The full genome of the silkworm was published in 2008 by the International Silkworm Genome Consortium. Draft sequences were published in 2004. The genome of the silkworm is
Maru Maru Mori Mori! full-length download to cellphones. Sankei Sports reported that "Maru Maru Mori Mori!" crossed the 250 thousand album sales mark as of 17 July 2011. This makes the group the first Japanese group under 10 years old to exceed 200 thousand sales mark in over 35 years, the last person to do so being Kawahashi Hiroshi with his single "Yamaguchi-sanchi no Tsutomu-kun". On 16 August 2011, Oricon reported that this singles managed to remain in the top 10 list for 12 weeks in a row. Amongst singles released by an artist under 10 years old, "Maru Maru Mori Mori!" now holds