1. Centre for Biodiversity Modelling and Theory, Theoretical and Experimental Ecology Station, CNRS and Paul Sabatier Univ. Moulis France
2. Univ. Grenoble Alpes, CNRS, LECA (Laboratoire d'Écologie Alpine) Grenoble France
3. Dept of Forest Resources Management, Faculty of Forestry, Univ. of British Columbia Vancouver BC Canada
4. Dept of Environmental Sciences and Policy, Univ. degli Studi di Milano Via Celoria
5. Dept of Biology and Biotechnologies ‘Charles Darwin', Univ. di Roma ‘La Sapienza' Roma Italia
6. Dept of Biosciences, Swansea Univ. Swansea UK