Keywords: agile mangabey; camera trap; mandrill; range extension EN agile mangabey camera trap mandrill range extension 1267 1270 4 11/30/22 20221201 NES 221201 INTRODUCTION The agile mangabey ( I Cercocebus agilis i ) is a medium-sized, omnivorous Old World monkey from the large I Cercopithecidae i family that inhabits the dense humid tropical forests of central Africa. Ecology of Mandrillus sphinx: Ranging, diet and social structure of a mandrill horde in Lopé national park, Gabon. Social structure of a semi-free ranging group of mandrills (Mandrillus sphinx): A social network analysis. [Extracted from the article]