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Sampling along the Ogooué river in Gabon, during a three-year study of rainforest antelope.

Students with equipment and boats on the Ogooué river in Gabon

Navigating the Ogooué river in Gabon to conduct a study of Central African rainforest antelope, or duikers, which involves sampling of fresh feces from the field and subsequent extraction of DNA in the laboratory to test hypotheses on the origin and diversification of this group of mammals.

Credit: Richard Rouyer, University of New Orleans

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