European descendants are about 37%. In Peru, European descendants are the third group in number (15%). Mestizos (mixed European and Amerindian) are the largest ethnic group in Bolivia, Paraguay, Venezuela, Colombia and Ecuador and the second group in Peru and Chile. South America is also home to one of the largest populations of Africans. This group is significantly present in Brazil, Colombia, Guyana, Suriname, French Guiana, Venezuela and Ecuador. Brazil followed by Peru have the largest Japanese, Korean and Chinese communities in South America, Lima has the largest ethnic Chinese community in Latin America. Guyana and Suriname have the largest ethnic East Indian community. Indigenous people In many places indigenous people still practice a traditional lifestyle based on subsistence agriculture or as hunter-gatherers. There are still some uncontacted tribes residing in the Amazon Rainforest. Aguarunas Alacalufe Arawaks Ashanincas Atacameños Awá Aymara – live in the Altiplano of Bolivia, Chile and Peru. Their language is co-official in Bolivia and Peru. Traditional lifestyle includes llama herding. Banawa Cañaris Caiapos Chibcha Cocama Chayahuita Diaguita Enxet Gê, Guaraní – live in Paraguay where the Guarani language is co-official with Spanish. The ethnic group is also found in Bolivia. Juris Kuna live on the Colombia–Panama border. Mapuche – live mainly in southern Chile and southwestern Argentina (see Araucanian). Matsés Pehuenche – a branch of Mapuches that lived in the Andean valleys of southern (see Araucanian). Quechuas – make up a large part of the population of Peru and Bolivia. Are diverse as an ethnic group. The Incas spoke Southern Quechua. Selknam Shipibo Shuar (see Jívaro). Tupi Urarina Wai-Wai Wayuu Xucuru Yaghan Yagua Yąnomamö Zaparos Populace The most populous country in South America is Brazil with million people. The second largest country is Colombia with a population of . Argentina is the third most populous country with . While Brazil, Argentina, and Colombia maintain the largest populations, large city populations are not restricted to those nations. The largest cities in South America, by far, are São Paulo, Rio de Janeiro, Buenos Aires, Santiago, Lima, and Bogotá. These cities are the only cities on the continent whose metropolitan areas' population exceed eight million. Next in size are Caracas, Belo Horizonte, and Medellin. Five of the top ten metropolitan areas are in Brazil. These metropolitan areas all have a population of above 4 million and include the São Paulo metropolitan area, Rio de Janeiro metropolitan area, and Belo