1. Ecology and Evolutionary Biology; Tulane University; New Orleans; Louisiana; USA
2. National Institute for Amazonian Research; Manaus; Brazil
3. Great Lakes Institute for Environmental Research; University of Windsor; Windsor, Ontario; Canada
4. Institute of Theoretical Physics; Sao Paulo State University; Sao Paulo; Brazil
5. Jet Propulsion Laboratory; California Institute of Technology; Pasadena; California; USA