1. Department of Biology, University of Ottawa, Ottawa, ON, Canada, K1N6N5.
2. Faculty of Environmental Design, University of Calgary, Calgary, Alberta, Canada.
3. Department of Biology, York University, Toronto, Ontario, Canada.
4. School of Agriculture, Policy and Development, The University of Reading, Reading, UK.
5. Department of Zoology, Université de Mons, Mons, Belgium.
6. Department of Community Ecology, Helmholtz Centre for Environmental Research, Halle, Germany.
7. Wildlife Preservation Canada, Guelph, Ontario, Canada.
8. Gund Institute, University of Vermont, Burlington, VT, USA.
9. Department of Ecology and Evolutionary Biology, University of Connecticut, Storrs, CT, USA.
10. Peabody Museum of Natural History, Entomology Division, Yale University, New Haven, CT, USA.
11. University of Alaska Museum, University of Alaska Fairbanks, Fairbanks, AK, USA.
12. United States Department of Agriculture, Agricultural Research Service, Subarctic Agricultural Research Unit, Fairbanks, AK, USA.