1. School of Geography, Earth and Environmental Sciences; University of Birmingham; Edgbaston Birmingham UK
2. McMaster Centre for Climate Change and School of Geography and Earth Sciences; McMaster University; Hamilton Ontario Canada
3. Natural Resources Canada; Canadian Forest Service; Edmonton Alberta Canada
4. Department of Biology and Evolution; University of Ferrara; Ferrara Italy
5. Department of Integrative Biology; University of Guelph; Guelph Ontario Canada
6. Department of Biological Sciences; Florida Atlantic University; Davie Florida USA