1. School of Science and Technology, Federal University of Rio Grande do Norte 1 , P.O. Box 1524, Natal 59072-970, RN, Brazil
2. Institute for Biodiversity and Ecosystem Dynamics, University of Amsterdam 2 , Science Park 904, 1098 XH Amsterdam, The Netherlands
3. Department of Computer Engineering and Automation, Federal University of Rio Grande do Norte 3 , Av. Senador Salgado Filho 300, Natal 59078-970, Brazil
4. Edmond and Lily Safra International Neuroscience Institute, Santos Dumont Institute 4 , Av Santos Dumont 1560, 59280-000 Macaiba, RN, Brazil