Assoc. Prof. Luís Cardoso DVM MSc PhD Habil DipEVPC EBVS® European Veterinary Specialist in Parasitology Member of European Veterinary Parasitology College lcardoso@utad.pt Department of Veterinary Sciences School of Agrarian and Veterinary Sciences University of Trás-os-Montes e Alto Douro (UTAD), Quinta de Prados Vila Real 5000-801 Portugal