1. Alger, Janet M. & Alger, Steven F. (2003) Drawing the Line between Humans and Animals: An Examination of Introductory Sociology Textbooks. International Journal of Sociology and Social Policy 23:3, 69–93.
2. Baker, Steve (2001) Guest Editor’s Introduction: Animals, Representation, and Reality. Society & Animals 9:3, 189–201.
3. Birke, Lynda (2014) Escaping the maze: wildness and tameness in studying animal behaviour. In Marvin, Garry and McHugh, Susan (eds.) Routledge Handbook of Human–Animal Studies. Routledge, London & New York.
4. Corbey, Raymond (2005) The Metaphysics of Apes. Negotiating the Animal–Human Boundary. Cambridge University Press, Cambridge.
5. Crist, Eileen (1999) Images of Animals. Anthropomorphism and Animal Mind. Temple University Press, Philadelphia.