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Over thousands of years, animal husbandry--coupled with natural selection--has given rise to a great diversity of livestock breeds. A major new reference work, Mason's World Encyclopedia of Livestock Breeds and Breeding describes breeds of livestock worldwide. It presents easily accessible information on domestication (including wild ancestors and related species), potential domesticants, genetics and breeding, livestock produce and markets, cultural and social aspects of livestock farming, genetic conservation, and the use of livestock for conservation grazing.

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Far beyond providing meat, fertilizer, and leather, the pig has played an essential role in the evolution of many different cultures. The ability - or inability - of a culture to domesticate the pig has been a crucial factor in the development of its mores, taboos, prejudices, social customs, and agricultural practices.This profusely illustrated book includes an amazing amount of information about pigs from all over the world. Valerie Porter studies every breed, type, and variety of pigs; their ancesors and relatives; and their wild, domestic, or feral habitats. She begins with the pig's...