1. Animal sentience and the precautionary principle;Birch;Animal Sentience,2017
2. Welfare, stress and the evolution of feelings;Broom;Advances in the Study of Behavior,1998
3. The Evolution of Morality and Religion;Broom,2003
4. The evolution of morality;Broom;Applied Animal Behaviour Science,2006
5. Introduction – Concepts of animal protection and welfare including obligations and rights;Broom,2006