1. Área de Biodiversidad y Conservación Universidad Rey Juan Carlos Móstoles Spain
2. Departamento de Biodiversidad, Ecología y Evolución Universidad Complutense de Madrid Madrid Spain
3. Department of Forest Ecology & Genetics Forest Research Center (INIA, CSIC) Madrid Spain
4. Centre for Ecological Research and Forestry Applications CREAF Barcelona Spain
5. Department of Environmental Sciences, Faculty of Sciences University of Girona Girona Spain
6. BETA Technological Center University of Vic—Central University of Catalonia Vic Spain