Yida refugee camp flooded with North Sudanese A girl is measured at a field hospital for malnourished children at the Yida refugee camp along the border with North Sudan on July 4 in Yida, South Sudan. A girl's arm is measured at a field hospital for malnourished children at the Yida refugee camp on July 4 in Yida, South Sudan. Getty Images reports: Yida refugee camp in South Sudan grows each day and now has swollen to 64,317, as the refugees continue to flee from South Kordofan in North Sudan. The numbers of refugees arriving from North Sudan vary from 500 to 1,000 a day. Many new arrivals walked from 3 to 5 days to reach the camp without food. The rainy season has increased the numbers suffering from diarrhea and severe malnutrition as the field hospitals have 95% of their patients are children under the age of five. Sign up for the msnbc.com Photos Newsletter New arrivals crowd together living in makeshift shelter at the Yida refugee camp along the border with North Sudan.