Fasciolosis, caused by the liver flukes Fasciola hepaticaand Fasciola gigantica, is one of the most economically important helminth parasite diseases of livestock. In addition, it is recognized as an emerging disease of humans by the World Health Organization; recent reports estimate that 2.4 million people are presently infected. This book is the first to be published for over 30 years which gives comprehensive coverage of these parasites and their control. It is a rich source of reference for students and researchers.