Guiana Shield is equally rich and 13,367 species of vascular plants have been found, approximately 40% of which is considered endemic. The shield is overlain by the largest expanse of tropical forest on any Precambrian shield area in the world. Guianan rain forest is similar in nature to Amazonian rain forest and known protected areas include the Iwokrama Forest of central Guyana, Kaieteur, Kanuku National Park of southern Guyana, the UNESCO World Heritage Site Central Suriname Nature Reserve of Suriname, the Guiana Amazonian Park in French Guiana and the Tumucumaque National Park in the Amapá State of Brazil. In Venezuela the forests
French Guiana the population) are the Arawak, Carib, Emerillon (now called the Teko), Galibi (now called the Kaliña), Palikur, Wayampi and Wayana. As of the late 1990s, there was evidence of an uncontacted group of Wayampi. The dominant religion of French Guiana is Roman Catholicism; the Maroons and some Amerindian peoples maintain their own religions. The Hmong people are also largely Catholic owing to the influence of missionaries who helped bring them to French Guiana. The total fertility rate in French Guiana has remained high and is today considerably higher than that of metropolitan France, as well as most of the other