1. Laboratory of Sensory Ecology; Department of Physiology; Federal University of Rio Grande do Norte; Natal RN Brazil
2. Laboratory for the Advanced Study of Primates; Department of Physiology; Federal University of Rio Grande do Norte; Natal RN Brazil
3. Department of Biology, Integrated Bioscience Program; University of Akron; Akron Ohio
4. Laboratory of Neurosciences and Behaviour; Department of Physiological Sciences; University of Brasilia; Brasilia DF Brazil
5. Department of Statistics; Federal University of Rio Grande do Norte; Natal RN Brazil