Black-capped donacobius Black-capped donacobius The black-capped donacobius ("Donacobius atricapilla") is a conspicuous, vocal South American bird. It is found in tropical swamps and wetlands in Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Suriname, and Venezuela; also Panama of Central America. In 1760 the French zoologist Mathurin Jacques Brisson included a description of the black-capped donacobius in his "Ornithologie" based on a specimen that he mistakenly believed had been collected from the Cape of Good Hope in South Africa. He used the French name "Le merle a test noire de Cap de Bonne Espérance" and the Latin "Merula Atricapilla Capitis
Guiana Shield Guiana Shield The Guiana Shield is one of the three cratons of the South American Plate. It is a 1.7 billion-year-old Precambrian geological formation in northeast South America that forms a portion of the northern coast. The higher elevations on the shield are called the Guiana Highlands, which is where the table-like mountains called tepuis are found. The Guiana Highlands are also the source of some of the world's most spectacular waterfalls such as Angel Falls, Kaieteur Falls and Kuquenan Falls. The Guiana Shield underlies Guyana (previously British Guiana), Suriname (previously Dutch Guiana) and French Guiana (or Guyane), most of