Veterinary science is the field of medicine, which is concerned with animal health and welfare. Food production and safety, zoonosis control, animal disease control and animal welfare are some of the key focuses of this field. Animals suffer from a number of diseases, such as biliary fever, leucosis, pneumonia, bladder stones, blain, filariasis, epilepsy, fasciolosis, etc. Animal welfare involves considerations of disease, longevity, immunosuppression, physiology, behavior and reproduction. It is based on the belief that animals are sentient, and experience pain and suffering. It also addresses the aspects of animal cruelty, poaching, animal testing, behavioral enrichment, blood sport, etc. This book is compiled in such a manner, that it will provide in-depth knowledge about animal health and welfare. From theories to research to practical applications, case studies related to all contemporary topics of relevance to veterinary medicine have been included herein. This book, with its detailed analyses and data, will prove immensely beneficial to professionals and students involved in veterinary science and medicine at various levels.