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Swiss Ornithological Institute, CH-6204 Sempach, Switzerland
Research Group on Climatic Change and Climate Impacts, Institute for Environmental Sciences, University of Geneva, Battelle D, CH-1227 Carouge, Switzerland
Research Group on Climatic Change and Climate Impacts, Institute for Environmental Sciences, University of Geneva, Battelle D, CH-1227 Carouge, Switzerland
Research Group on Climatic Change and Climate Impacts, Institute for Environmental Sciences, University of Geneva, Battelle D, CH-1227 Carouge, Switzerland