Ceratotherium simum simum, Southern White rhinoceros. Adult and calf. The white rhino is listed by the IUCN and other conservation groups as endangered. Many game wardens and researchers routinely risk their lives to help protect this species from poachers. New and innovative management programs are being developed to save this magnificent creature. Just over 4,000 white rhinos exist in the wild today. Southern Africa and East Africa.(Photo: WWF-Canon/Martin HARVEY)