Ce livre traite de l'appareil du sens génital chez l'homme et des mammifères, et fournit des détails anatomiques et physiologiques sur le sujet. Les auteurs comparent également les différences entre les sexes, des espèces et leur évolution. Les étudiants de biologie et de médecine trouveront cet ouvrage informatif et détaillé, ainsi que tous ceux qui s'intéressent à la reproduction dans le monde animal.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.