1. Department of Animal Medicine and Surgery, Facultad de Medicina Veterinaria Universidad de Córdoba Córdoba Spain
2. Department of Veterinary Medicine and Zootechnics, Escuela de Ciencias Agrarias y Veterinarias Universidad Nacional Autónoma de Nicaragua León Nicaragua
3. Department of Anatomy and Comparative Pathology, Facultad de Medicina Veterinaria Universidad de Córdoba Córdoba Spain
4. Veterinary Service Department Zoological Garden of Córdoba Córdoba Spain