About the Authors

Tiago B. Quental


Affiliation Departamento de Ecologia, Universidade Estadual de São Paulo (USP), São Paulo, São Paulo, Brazil

Charles R. Marshall

Affiliation Museum of Paleontology and Department of Integrative Biology, University of California, Berkeley, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TBQ CRM. Performed the experiments: TBQ. Analyzed the data: TBQ CRM. Wrote the paper: TBQ CRM.