1. Department of Ecology and Evolutionary Biology and Museum of Zoology University of Michigan Ann Arbor Michigan USA
2. Department of Microbiology, Cornell Institute of Host Microbe Interactions and Disease Cornell University Ithaca New York USA
3. Department of Ecology, Evolution, and Environmental Biology Columbia University and American Museum of Natural History New York New York USA
4. U.S. Bureau of Land Management, Central Coast Field Office Marina California USA
5. Pinnacles National Park Paicines California USA
6. Department of Integrative Biology and Museum of Vertebrate Zoology University of California Berkeley California USA