Duffy, R. 2015. Responsibility to protect? Ecocide, interventionism and saving biodiversity. Paper presented at the Sheffield Animals Research Colloquium: pp. 1-16.
Smith, R.J.; Roberts, D.L.; Duffy, R.; St John, F.A.V. 2013. New rhino conservation project in South Africa to understand landowner decision-making. Oryx 47 (3): 323.
Duffy, R.; Emslie, R.H.; MacKnight, M. 2013. Rhino Poaching: How do we respond?. London, Evidence on Demand. pp. 1-35.
Duffy, R. 2000. Killing for conservation: wildlife policy in Zimbabwe. Harare, Weaver. pp. i-xiii, 1-210.
Duffy, R. 2000. The international politics of the rhino horn & ivory trade.






