1. K. Lisa Yang Center for Conservation Bioacoustics Cornell Lab of Ornithology Cornell University Ithaca New York USA
2. Department of Biological Sciences Dartmouth College Hanover New Hampshire USA
3. Smithsonian Tropical Research Institute Panama City Republic of Panama
4. School of Biological Sciences University of Utah Salt Lake City Utah USA
5. Macaulay Library Cornell Lab of Ornithology Cornell University Ithaca New York USA