1. Département des Sciences Naturelles; Université du Québec en Outaouais; 58, Rue Principale Ripon Quebec Canada JOV 1V0
2. Sciences biologiques; Univeristé du Québec à Montréal; Montreal Quebec Canada
3. Department of Forest Ecosystems and Society; Oregan State University; Corvalis OR USA
4. Department of Ecology and Evolutionary Biology; University of Connecticut; Unit 3043; 75 North Eagleville Road Storrs CT USA 06269-3043
5. Political Science; University of Colorado at Boulder; UCB 333 Boulder CO USA 80309-0333
6. Sciences Biologiques; Université du Québec à Montréal; Montreal Quebec Canada
7. Centre Tecnològic Forestal de Catalunya; Solsona Spain
8. UER Science et technologie; TELUQ; Montreal Quebec Canada
9. Science and technology Unit; TELUQ; 5800 St-Denis Montreal Quebec Canada H2S 3L5
10. Université du Québec à Montréal; Sciences Biologiques; Montreal Quebec Canada
11. Departments of Earth & Environmental Sciences and Biology; UBC's Okanagan Campus; Kelowna British Columbia Canada
12. Department of Ecology & Evolutionary Biology; 203 Eno Hall Princeton NJ 08544-1003