The Gashaka Primate Project has grown into one of the largest research and conservation activities in West Africa. At present, it keeps going on the initiative of the editors of this volume and their academic home institutions.The appearance of this volume marks the 10th anniversary of the Gashaka Primate Project

Foreword.- Conservator General, Nigeria National Park Service.- Contributors.- 1: Exploring and Protecting West Africas Primates: The Gashaka Primate Project in Context. Volker Sommer and Caroline Ross.- 2: To Save a Wilderness: Creation and Development of Gashaka Gumti Nationa Park, Nigeria. Richard Barnwell.- 3: Hunters, Fire, Cattle: Conservation Challenges in Eastern Nigeria, with Special Reference to Chimpanzees. Jeremiah Adanu, Andrew Fowler and Volker Sommer.- 4: Monkeys and Apes as Animals and Humans: Ethno-Primatology in Nigerias Taraba Region. Gilbert Nyanganji, Andrew Fowler, Aylin McNamara and Volker Sommer.- 5: The Bush as Pharmacy and Supermarket: Mechanisms and Functions of Plant Use by Human and Non-human Primates at Gashaka. Yianna Koutsioni and Volker Sommer.- 6: Fulani of the Highlands: Costs and Benefits of Living in National Park Enclaves. David Bennett and Caroline Ross.- 7: Pan-African Voyagers: Phylogeography of Baboons. Dietmar Zinner, Umaru Buba, Stephen Nash and Christian Roos.- 8: Crop-raiding and Commensalism in Olive Baboons: The Costs and Benefits of Living with Humans. Ymke Warren, James P. Higham, Ann M. MacLarnon and Caroline Ross.- 9: How Different Are Gashakas Baboons? Forest and Open Country Populations Compared. Caroline Ross, Ymke Warren, Ann M. MacLarnon and James P. Higham.- 10: Keeping in Contact: Flexibility in Calls of Olive Baboons. Elodie Ey and Julia Fischer.- 11: Not Words but Meanings? Alarm Calling Behaviour in a Forest Guenon. Kate Arnold, Yvonne Pohlner and Klaus Zuberbühler.- 12: Patrirchal Chimpanzees, Matriarchal Bonobos: Potentia Ecological Causes of a Pan Dichotomy. Volker Sommer, Jan Bauer, Andrew Fowler and Sylvia Ortmann.- 13: Panthropology of the Fourth Chimpanzee: A Contribution to Cultural Primatology. Andrew Fowler, Alejandra Pascual-Garrido, Umaru Buba, Sandra Tranquilli, Callistus Akosim, Caspar Schöning and Volker Sommer.- 14: Will the Nigeria-Cameroon Chimpanzee Go Extinct? ModelsDerived from Intake Rates of Ape Sanctuaries. Nicola Hughes, Norm Rosen, Neil Gretsky and Volker Sommer.- Index.