Dogo Argentinos are courageous and trustworthy. Among big dog breeds, few are quite like the dogo argentino. This serious-looking dog may have you thinking that it's aggressive or unfriendly.

While there are many breeds native to the continent, some of the most recognizable include the Brazilian Mastiff, Dogo Argentino, Peruvian Inca Orchid, Brazilian Terrier, and Argentine Pila Dog.