1. Department of Veterinary Surgery and Anesthesiology; School of Veterinary Medicine and Animal Science; São Paulo State University (UNESP); Botucatu Brazil
2. Department of Animal Reproduction and Veterinary Radiology; School of Veterinary Medicine and Animal Science; São Paulo State University (UNESP); Botucatu Brazil
3. Department of Anatomy Veterinary; School of Veterinary Medicine and Animal Science; University of Marília (UNIMAR); Marília Brazil
4. Municipal Zoological Park “Quinzinho de Barros”; Sorocaba Brazil
5. Zoological Park Foundation of São Paulo; São Paulo Brazil