Sclera other species share, but also to the fact that the human iris is relatively small and comprises a significantly smaller portion of the exposed eye surface compared to other animals. It is theorized that this adaptation evolved because of our social nature as the eye became a useful communication tool in addition to a sensory organ. It is believed that the conspicuous sclera of the human eye makes it easier for one individual to infer where another individual is looking, increasing the efficacy of this particular form of nonverbal communication. Animal researchers have also found that, in the course of
Catholic theology of the body and the Israelites. By giving man a perishable body, man was saved from the deep fall of Lucifer into eternal damnation. Gregory does not describe the human body before the fall, but he states that the bodily existence of man was free of any illness, needs or problems. The human body was related to God and free of sin towards him. The fall consisted in false pride, a revolt against God. Regarding the relation between body and soul, Gregory states, the body is related to the soul, like the way in which the soul is related to God. To explain