Daniel Silva is a Professor at the Instituto Federal Goiano (IFGoiano), campus Urutaí, Urutaí, Goiás, Brazil. He is interested in insect macroecology, insect conservation, invasive (insect) species and effects of fragmentation and habitat loss upon bees and other organisms. This and other papers of his authorship may be found and the webpage of the Conservation Biogeography and Macroecology Lab, from IFGoiano:danielpaivasilva.wix.com/cobima.