Animal welfare is the scientific study of the welfare of animals. Some of the measures used by this discipline are immunosuppression, reproduction, disease, longevity, behavior and physiology. There are several issues which are related to animal welfare such as behavioral enrichment, animal testing, abandoned pets and blood sports. Animal welfare considers that the animals are sentient and their well-being should be considered. Animal rights is the extension of this belief, where it is believed that all non-human animals are entitled to the possession of their existence. This book provides comprehensive insights into the field of animal welfare. It also presents researches and studies performed by experts across the globe. Coherent flow of topics, student-friendly language and extensive use of examples make this textbook an invaluable source of knowledge.