Newborn jaundice occurs when a baby has a high level of bilirubin in the blood. Bilirubin is a yellow substance that the body creates when it replaces old red blood cells. The liver helps break down the substance so it can be removed from the body in the stool.
The Hopi mainly traveled by foot but sometimes by horse. They are known as the Pueblo and the Zuni's too.he Hopis and Pueblo people are the Anasazi's  direct descendants. Today there are about 18,000 Hopi members of  the Hpoi Nation mostly on the three mesas on the southern edge of  Black mesa were they have always lived, to the northeast of  Flagstaff.
The Hopi Indians came to the west in about 500 A.D. Many historians say they were the first Native Americans to make the United States their home. They are descendents of the Pueblo Indians and make their home in Northeastern Arizona. They live on top of mesas where pueblos made of stone are built.