1. Department of Animal Medicine & Surgery, Faculty of Veterinary Medicine, University of Córdoba, 14071 Córdoba, Spain.
2. Department of Anatomy & Comparative Pathology, Faculty of Veterinary Medicine, University of Córdoba, 14071 Córdoba, Spain.
3. Department of Veterinary Medicine, Federal University of Mato Grosso do Sul, 79074-460 Campo Grande, Brazil.
4. Zoological Garden of Córdoba, 14004 Córdoba, Spain.