About the Authors

Jennifer S. Lewis

jennifer.lewis1@fiu.edu

Affiliation Florida International University, Department of Biological Sciences, Miami, Florida, United States of America

Douglas Wartzok

Affiliation Florida International University, Department of Biological Sciences, Miami, Florida, United States of America

Michael Heithaus

Affiliation Florida International University, Biscayne Bay Campus, Department of Biological Sciences, North Miami, Florida, United States of America

Michael Krützen

Affiliation Evolutionary Genetics Group, Anthropological Institute and Museum, University of Zurich, Zurich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JL DW MH MK. Performed the experiments: JL. Analyzed the data: JL DW MH MK. Contributed reagents/materials/analysis tools: MK. Wrote the paper: JL DW MH MK.