About the Authors
- Tiago B. Quental
- Departamento de Ecologia, Universidade Estadual de São Paulo (USP), São Paulo, São Paulo, Brazil
- Charles R. Marshall
- Museum of Paleontology and Department of Integrative Biology, University of California, Berkeley, California, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: TBQ CRM. Performed the experiments: TBQ. Analyzed the data: TBQ CRM. Wrote the paper: TBQ CRM.