1. Conservation Biogeography and Macroecology Programme; Oxford University Centre for the Environment; University of Oxford; South Parks Road Oxford OX1 3QY UK
2. Center for Macroecology; Evolution and Climate; Natural History Museum of Denmark; University of Copenhagen; Universitetsparken 15 2100 Copenhagen Ø Denmark
3. Instituto de Biología; Facultad de Ciencias Exactas y Naturales; Universidad de Antioquia; Medellín Colombia
4. Stony Brook University; 650 Life Sciences Building Stony Brook NY 11789 USA