Understanding the Human Head and Metabolic System in Animals

Human beings emerge as a synthesis of three systems, the head, the chest and the limbs. And metabulism. In each animal, there is an exaggerated development of one of these systems. We see that the animal kingdom is, in a sense, a human being separated and fanned out over the earth.We give children, in a simple way, an idea of the threefold nature of our being going on.