1 Smithsonian Conservation Biology Institute, Front Royal, United States of America; Oregon Dept. of Fish and Wildlife, La Grande, United States of America.
2 Wildlife Conservation Society, New York, United States of America.
3 Conservation International, Arlington, United States of America.
4 Smithsonian Tropical Research Institute, Balboa, Panama; Wageningen University, Wageningen, Netherlands.
5 North Carolina State University, Raleigh, United States of America; North Carolina Museum of Natural Sciences, Raleigh, United States of America.
6 Smithsonian Data Center, Herndon, United States of America.
7 Smithsonian Conservation Biology Institute, Front Royal, United States of America.