About the Authors

Christine M. Janis

Christine_Janis@Brown.edu

Affiliation Department of Ecology and Evolutionary Biology, Brown University, Providence, Rhode Island, United States of America

Karalyn Buttrill

Current address: Hampden Family Pet Hospital, Englewood, CO, United States of America

Affiliation Department of Ecology and Evolutionary Biology, Brown University, Providence, Rhode Island, United States of America

Borja Figueirido

Affiliation Departamento de Ecología y Geología, Facultad de Ciencias, Universidad de Málaga, Málaga, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: BF. Wrote the paper: CJ BF. Collected osteological data: CJ KB.