1. Department of Biosciences, Laboratory of Animal Biotechnology, Laboratory of Applied Animal Morphophysiology, Federal Rural University of Semi-Arid (UFERSA), Mossoro, Brazil.
2. Department of Animal Sciences, Laboratory of Applied Animal Morphophysiology, Federal Rural University of Semi-Arid (UFERSA), Mossoro, Brazil.
3. National Center for Research and Conservation of Aquatic Mammals by Chico Mendes Institute for Biodiversity Conservation, Santos, Brazil.
4. Laboratory of Behavior and Conservation Ecology, Department of Zoology, Recife, Brazil.