Forty complaints for crimes of animal abuse, international trafficking of puppies, false veterinary certificates and abusive practice of the profession, 52 illegal amputations of ears and tails of dogs, international trafficking of 41 dogs with false documents and without rabies vaccine, 29 breeders reported valuable breeds resident in 9 regions and 11 veterinarians. These are some of the numbers of the operation called ‘Crudelia De Mon’ and conducted by the Forestry Carabinieri of the Cites Nucleus of Ancona. The military concluded the preliminary investigations, which lasted over two years, directed by the Public Prosecutor of Ancona, which involved numerous people: 29 breeders of pittbull, dogo argentino, cane corso and other fine breeds, residing in 9 Italian regions and 11 veterinarians, reported for various reasons for crimes of maltreatment, forgery in a public document, illicit trafficking in pets, abusive exercise of the veterinary profession, use of a false document. Throughout the European Union, following the entry into force of the European Convention for the protection of companion animals concluded in Strasbourg on November 13, 1987, ratified and enforced in Italy with law November 4, 2010 n. 201, the amputation of the ears and tail of dogs performed for aesthetic purposes only is prohibited.