This paper briefly looks at the evolution of the Western world's views on the treatment of animals and how the lack of a
agreement on what an animal precisely is causes difficulties in addressing the issue of animal
rights. It goes on to present a debate on the issue of animal rights through three different perspectives:
ethical relativism, utilitarianism, and ethical egoism. Sentient Rights in a Solitary World The Essential Problem of the Definitions Framework of the Debate within this Context Taking A Position -- Modified Personal Responsibility Ethical Traditions Within The Framework Summary