An article by prof. Bernard Denis (Professor emeritus at the Ecole vétérinaire de Nantes, Chairman of the Société d’Ethnozootechnie) –  REFLECTIONS ON THE GENETICS OF PUREBRED DOGS AND THE ESSENTIAL MAINTENANCE OF GENETIC VARIABILITY Prof. Bernard Denis, was one of guest who were answering questions on recent Symposium. His knowledge and wisdom is completely astonishing, is this article he mentioned almost every aspect of breeding rare breeds.