Rosalind Hursthouse 
Ethics, Humans and Other Animals [PDF ebook] 
An Introduction with Readings

This introductory textbook is ideally suited to newcomers to philosophy and ethical problems.
Rosalind Hursthouse carefully introduces the three standard approaches in current ethical theory: utilitarianism, rights, and virtue ethics. She links each chapter to readings from key exponents such as Peter Singer and Mary Midgley and asks students to think critically about these readings for themselves.
Key features include clear activities and activities, chapter summaries and guides to further reading.