About the Authors

Cesar R. L. Amaral

crlamaral@yahoo.com.br

Affiliations Department of Zoology, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil, Department of Ecology, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil

Paulo M. Brito

Affiliation Department of Zoology, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil

Dayse A. Silva

Affiliation Department of Ecology, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil

Elizeu F. Carvalho

Affiliation Department of Ecology, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CRLA PMB DAS EFC. Performed the experiments: CRLA PMB DAS EFC. Analyzed the data: CRLA PMB DAS EFC. Contributed reagents/materials/analysis tools: CRLA PMB DAS EFC. Wrote the paper: CRLA.