Wooden RhinoThere are 5 species of Rhino two African black and white rhinos and three Asian greater one horned, Sumatran and Javan rhinos. Three of these (black, Sumatran and Javan) are listed as critically endangered by IUCN there are thought to be fewer than 70 Javan and 100 Sumatran rhinos left in the wild, meaning their populations are truly under threat of extinction. Poaching gangs are becoming increasingly sophisticated. In some cases, using helicopters to