1. Centre for Ecology and Conservation, College of Life and Environmental Sciences, University of Exeter, Penryn Campus, Cornwall TR10 9FE, UK
2. Research Group Predators and Toxic Prey, Max Planck Institute for Chemical Ecology, Hans-Knöll-Straße 8, Jena, 07745, Germany
3. Institute of Systems, Molecular and Integrative Biology, University of Liverpool, Liverpool L69 7BE, UK
4. School of Biology, Sir Harold Mitchell Building, Greenside Place, St Andrews, UK
5. Centre for Integrative Ecology, School of Life and Environmental Sciences, Deakin University, Waurn Ponds, Victoria 3216, Australia
6. Department of Biology, Sweet Briar College, Sweet Briar, VA 24595, USA