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
Coraya wren Coraya wren The Coraya wren ("Pheugopedius coraya") is a species of bird in the Troglodytidae family, the wrens. It is found in Amazonian northern and northwestern South America, the northern Amazon Basin and the Guianas, of Guyana, French Guiana, Suriname, and Amazonian southeast Colombia, eastern Ecuador, and north and central Peru; also the southeastern Orinoco River Basin of Venezuela. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical swamps, and heavily degraded former forest. Besides the northern Amazon Basin and the Guianas including the Guiana Highlands, the contiguous range in the "southeastern" Amazon Basin extends to