1. The development of the fetus at five months of pregnancy. At five months of pregnancy, the fetus has obvious physical characteristics, such as the head, limbs and body proportions gradually approaching those of adults. At this time, the fetus\’ skin begins to become transparent, and blood vessels and internal organs are gradually revealed. The fetus\’ breathing and digestion also begin to develop. In addition, at five months of age, the fetus can already hear and respond to external sounds. 2. Five months of pregnancy