About the Authors
- Denver W. Fowler, Elizabeth A. Freedman, John B. Scannella
- Museum of the Rockies and Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America
- Robert E. Kambic
- Department of Ecology and Evolutionary Biology, Brown University, Providence, Rhode Island, United States of Ameria
The authors have declared that no competing interests exist.
Conceived and designed the experiments: DWF. Performed the experiments: DWF EAF JBS. Analyzed the data: DWF EAF. Contributed reagents/materials/analysis tools: DWF EAF JBS REK. Wrote the paper: DWF EAF.