Animal genetic resources for food and agriculture crop and livestock species in the early neolithic time period changed our human evolution and lifestyles. This ability to control food production led to major demographic, technological, political and military changes. Consecutively, thousands of years of natural and human selection, genetic drift, inbreeding, and crossbreeding have contributed to the diversification of animal genetic resources and increased the variety of environments and production systems that livestock keeping takes place. Relatively few species have been domesticated; out of the world's 148 non-carnivorous species weighing more than 45 kg, only 15 have been successfully domesticated. The proportion of domesticated birds used for food
Tobacco pouch Tobacco pouch A tobacco pouch is a pouch used to hold tobacco. They are often made out of leather, and once were made of sealskin. Rolling and pipe tobacco is often sold in a plastic pouch. The person who purchases the tobacco, if they own a tobacco pouch, will then transfer the tobacco from the plastic pouch to their leather one. Tobacco pouches date back to traditional Japan, and appear in artwork dating back to the 17th century. They were also made in Canada in the early 1900s. A tobacco pouch is a vital clue in the Sherlock Holmes short