Rhino horn is now worth more than gold and demand for it is at an all-time high. South Africa, which has the largest reserves of the wild animal, is a prime hunting ground for poachers.
Sudan's governemnt has accused Darfur's largest refugee camp of harbouring rebel fighters. The Kalma camp is the only one that is permanently protected by United Nations and African Union forces, but residents fear they may be driven out as the military threatens to take action. Al Jazeera's Hoda Abdel-Hamid reports from the camp.