[1] Estación Biológica de Doñana (EBD-CSIC), Av. Américo Vespucio 26, Isla de la Cartuja, Sevilla,41092, Spain
[2] Department of Plant Biology and Ecology, University of Sevilla, Sevilla,41012, Spain
[3] Organismic and Evolutionary Biology Graduate Program, University of Massachusetts, Amherst,MA,01003, United States
[4] Rangeland Resources and Systems Research Unit, USDA Agricultural Research Service, Fort Collins,CO,80526, United States
[5] Department of Environmental Conservation, University of Massachusetts, Amherst,MA,01003, United States
[6] Centre for Ecology and Conservation, University of Exeter, Penryn Campus, Penryn,TR109 9FE, United Kingdom
[7] Department of Forestry and Natural Resources, Department of Biological Sciences, Purdue Climate Change Research Center, Purdue University, West Lafayette,IN,47907, United States
[8] Department of Ecology and Evolutionary Biology, University of California, Irvine,CA,92697, United States
[9] School for Environment and Sustainability, University of Michigan, Ann Arbor,MI,48109, United States