I don't think there's any official time when you become an adult. Some people in their late 20's and early thirties can act like children, and kids in their late teens can act like adults. I think adulthood is coming to the point where you take responsibility of your life.
Kuna History and Culture. The Kuna are an indigenous group with a population estimated at 53,000 located mainly in Panama. The majority of Kuna Indians live in the San Blas Archipelago (Kuna Yala) located along Panamaâs northeast coast.
The Yanomami Indian tribe living on the banks of the Orinoco River. The Yanomami are an indigenous tribe living in the Upper Orinoco, Amazonas State are a subgroup linguistically an ethnic Now nomama also made Sanema (Sanima) Ninam (Yanam) and Yanomam. In these subgroups, except the last which occupies only the Brazilian territory, all others are found in both Venezuela and Brazil.