A Mandari boy leads a calf to its tethering post at a cattle camp in southern Sudan. Young Mandari men and boys live apart from their villages at cattle camps, tending the animals, which are the primary source of wealth, and pride, in this pastoralist tribe. This camp is in Bahr el-Jebel State, north of Juba. Large horns are particularly prized. Men and boys apply ash to their bodies from cow dung fires to keep insects away..