The document discusses indigenous communities in the Philippines. It defines indigenous peoples as descendants of those inhabiting a country prior to conquest or colonization who maintain distinct social, cultural and political identities. There are estimated to be between 12-17 million indigenous peoples belonging to over 100 ethnolinguistic groups across the Philippines. The majority live in Mindanao, with others scattered throughout Luzon, the Visayas islands and Palawan. The document outlines the geographic distribution and sociocultural characteristics of various indigenous communities.