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 people trace their history in Arizona to more than 2,000 years, but their history as a people goes back many more thousands of years. According to their legends, the Hopi migrated north to Arizona from the south, up from what is now South America, Central America and Mexico. The tribeâs teachings relate stories of a great flood and other events dating to ancient times, marking the Hopi as one of the oldest living cultures in documented history.