SUMMARY Background: Several factors have been implied in the process of implantation, among them the presence of glicoproteins of the surface is the most outstanding. It has been showed in mice; among others; that the kind and quantity of sugars of surface varies according to the cycling reproductive period in which they are found, which it may suggest an important role of these variations in a major receptivity of the uterus to the blastocyst. Objectives: It describes the surface carbohydrates of the female rabbit reproductive system