There are a number of alternative theories to essentialism. An anthropologist, for example, believes that human behavior is greatly affected by the culture and environment in which he is raised.
Touch. Touch is one of the best-developed senses at birth -- and it's absolutely crucial to bonding. Cuddling your baby will make him feel warm and secure, as will swaddling because it re-creates the confined feeling of the womb. And, yes, babies explore through touch, and their preferred tool is their mouth.
Answer Wiki. Tactile sense- the sense of touch- is present at 8 weeks of development. The senses of taste and smell come next, with studies demonstrating a fetus will swallow more often if the amniotic fluid is sweetened, and less often if it is soured or bitter.