1. Department of Biological Sciences, University of Denver, Denver, CO, USA
2. Department of Biological Sciences, Watershed Studies Institute, Murray State University, Murray, KY, USA
3. Department of Biology, Oxford College of Emory University, Oxford, GA, USA
4. Department of Biology, Central Michigan University, Mount Pleasant, MI, USA
5. Department of Ecology & Evolutionary Biology, University of California, Los Angeles, Los Angeles, CA, USA
6. Centre for Research in Animal Behaviour, College of Life and Environmental Sciences, University of Exeter, Exeter, UK
7. Department of Animal Biology, School of Integrative Biology, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA
8. Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, CO, USA
9. Molecular Ecology and Fisheries Genetics Laboratory, School of Biological Sciences, Bangor, Gwynedd,, Wales, UK