Oral tradition, or oral lore, is a form of human communication where in knowledge, art, ideas andcultural<span> material is received, preserved and </span>transmitted<span> orally from one generation to another. The transmission is </span>through<span> speech or song and may include folktales, .... These </span>stories<span>, traditions, and proverbs are not static, but are often altered ... (cited from wiki, hope it helps )</span>