"African ancestry
Africans first arrived with the Spanish and Portuguese in the 16th century. Most were brought as slaves and delivered to Brazil and the Caribbean. Brazil now has about 60 million black people. Venezuela, Colombia, and Guyana also have significant black populations. All the American and Caribbean countries have seen important contributions by Afro-Latin Americans. Historical research on this subject has become more and more prevalent during the last four decades.
Mulato is a term of Spanish origin (Mulatto in English) describing Latin Americans of mixed African and White racial descent.
Zambo is a term of Spanish origin describing Latin Americans of mixed African and Amerindian racial descent. The feminine form is zamba."
from wikipedia. just a thought to consider on the debate weather duncan could play bane