1. Department of Zoology University of British Columbia Vancouver British Columbia Canada
2. Biodiversity Research Centre and University of British Columbia Vancouver British Columbia Canada
3. Nature Conservancy of Canada Vancouver British Columbia Canada
4. Amazona Tropical Birding‐www.atbirding.com Bogotá Colombia
5. Departamento de Ciencias Biológicas Universidad de los Andes Bogotá Colombia
6. Department of Biology University of Missouri St. Louis St. Louis Missouri USA