About the Authors

Clint A. Penick

Clint.Penick@asu.edu

Affiliation School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America

R. Neale Copple

Affiliation School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America

Raymond A. Mendez

Affiliation Work as Play, Portal, Arizona, United States of America

Adrian A. Smith

Affiliation School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America

Competing Interests

Raymond A Mendez is owner of a company called Work as Play. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: CAP AAS RNC. Performed the experiments: CAP AAS RNC. Analyzed the data: CAP AAS. Contributed reagents/materials/analysis tools: CAP AAS RAM. Wrote the paper: CAP AAS. Initial observations and description of behavior: RAM.