Brucellosis is an important porcine reproductive problem in Bangladesh. Out of 590 million pigs in the world, about 34% are raised in tropical countries. In Bangladesh, pigs are predominantly belongs to dwarf type producing low quality pork and pig rearing continues to be primitive because they are raised by certain rural people who are educationally, economically and socially most backward. But now-a-days, there are some livestock related projects working with rural ultra poor people to eradicate extreme poverty in northern region of Bangladesh. These projects are funded by European Union and implemented in disaster prone areas of Bangladesh. The objective & purpose of the project is to improve food security and nutritional well-being of the ultra poor people through pig rearing.The primary purpose of pig rearing is the meat production including pork, bacon, fat or ham, production of skin, bristles and manure used as fertilizer either for soil or for fish-ponds. This book illustrates the history, diagnosis and seroprevalence of brucellosis in pigs. The exciting new study shows a new way of developing the pig industry and control of brucellosis to improve livelihoods.