Chimpanzee image courtesy of Limbe Wildlife Centre
Chimpanzees in Nigeria
and western Cameroon
  
 
 
PUBLICATIONS
  • Agbelusi, EA. 1994. Wildlife conservation in Ondo State. Nigerian Field 59: 73-83.
  • Ajonina, SA. 2005. Reproductive and management aspects of endangered chimpanzee (Pan troglodytes) population at Doula-Edea Wildlife Reserve Cameroon. Proposal to Brandenburgische Technische Universitat, Cottbus, Germany.
  • Bechem, ME and Nchanji, AC. 2001. Large Mammals of Banyang-Mbo Wildlife Sanctuary. Report for the Wildlife Conservation Society.
  • Beck J and Chapman H. 2008. A population estimate of the endangered chimpanzee Pan troglodytes vellerosus in a Nigerian montane forest: implications for conservation. Oryx.43 (3): 1-4.
  • Bergl RA, Oates JF, and Fotso R. 2007. Distribution and protected area coverage of endemic taxa in West Africa's Biafran forests and highlands. Biological Conservation 134:195-208.
  • Blake, S. 2005. Long-term System for Montioring the Illegal Killing of Elephants (MIKE). Central African Forests: Final report on population surveys (2003-2004). Report to the Wildlife Conservation Society.
  • Comiskey JA, Sunderland T, and Sunderland-Groves JL. 2003. Takamanda: The Biodiversity Of An African Rainforest. Smithsonian Institution, Washington, DC.
  • Chapman, H. 2002. Biodiversity within the remote, plant-rich forests of Taraba and Adamawa States, Nigeria. Report to the Rufford Small Grants Foundation.
  • Chapman, JD and Chapman, HM. 2001. The Forests of Taraba and Adamawa States, Nigeria: An Ecological Account and Plant Species Checklist.University of Canterbury, Christchurch, New Zealand.
  • Chapman, H, Olson, S and Trumm, D. 2004. An assessment of changes in the montane forests of Taraba State, Nigeria, over the past 30 years.Oryx 38(3): 1-9.
  • Deblauwe I, Guislain P, Dupain J, and Van Elsacker L. 2006. Use of a tool-set by Pan troglodytes troglodytes to obtain termites (Macrotermes) in the periphery of the Dja Biosphere Reserve, southeast Cameroon. Am J Primatol 68(12):1191-1196.
  • Deblauwe I, and Janssens GP. 2008. New insights in insect prey choice by chimpanzees and gorillas in southeast Cameroon: the role of nutritional value. Am J Phys Anthropol 135(1):42-55.
  • Dupain J, Guislain, P, Bguenang, M, De Vleeschouwer, K and L. van Elsacker. 2004. High chimpanzee and gorilla densities in a non-protected area on the northern periphery of the Dja Faunal Reserve, Cameroon. Oryx 38(2):209-216.
  • Ekobo, A (1998) Large Mammals and Vegetation Surveys in the Boumba-bek and Nki Project Area. WWF-CPO, Yaounde, Cameroon.
  • Eno NM (2003) Rapid Large Mammal Assessment of Ejagham Forest Reserve, Southwest Province, Cameroon. Report to the WIlldife Conservation Society and the Ministry of Environment and Forestry.
  • Eno NM (2003) Rapid Large Mammal Assessment of the Nkwende Hilles Forest Concession and Upper Banyang Forest Concession, Southwest Province, Cameroon. Report to the Wildlife Conservation Society and the Ministry of Environment and Forestry.
  • Fischer A, Pollack J, Thalmann O, Nickel B, and Paabo S. 2006. Demographic history and genetic differentiation in apes. Curr Biol 16(11):1133-1138.
  • Fischer A, Wiebe V, Paabo S, and Przeworski M. 2004. Evidence for a complex demographic history of chimpanzees. Mol Biol Evol 21(5):799-808.
  • Forboseh, PF, Ebo-Nku, M and Sunderland, TCH (2007) Priority setting for conservation in south-west Cameroon based on large mammal surveys. Oryx 41(2):255-262.
  • Fowler A, Koutsioni Y, and Sommer V. 2007. Leaf-swallowing in Nigerian chimpanzees: evidence for assumed self-medication. Primates 48(1):73-76.
  • Fowler A, and Sommer V. 2007. Subsistence Technology of Nigerian Chimpanzees. Intl J Primatol 28(5):997-1023.
  • Gagneux P, Gonder MK, Goldberg TL, and Morin PA. 2001. Gene flow in wild chimpanzee populations: what genetic data tell us about chimpanzee movement over space and time. Philos Trans R Soc Lond B Biol Sci 356(1410):889-897.
  • Gagneux P, Wills C, Gerloff U, Tautz D, Morin PA, Boesch C, Fruth B, Hohmann G, Ryder OA, and Woodruff DS. 1999. Mitochondrial sequences show diverse evolutionary histories of African hominoids. Proc Natl Acad Sci U S A 96(9):5077-5082.
  • Gonder MK, and Disotell TR. 2006. Contrasting phylogeographic histories of chimpanzees in Nigeria and Cameroon:  A multilocus analysis. In: Lehman S, and Fleagle J, editors. Primate Biogeography. New York: Plenum/Kluwer Press. p 129-161.
  • Gonder MK, Disotell TR, and Oates JF. 2006. New genetic evidence on the evolution of chimpanzee populations, and implications for taxonomy. Intl J Primatol 27(4):1103-1127.
  • Gonder MK, Oates JF, Disotell TR, Forstner MR, Morales JC, and Melnick DJ. 1997. A new west African chimpanzee subspecies? Nature 388(6640):337.
  • Greengrass EJ. 2006. A survey of chimpanzees in south-west Nigeria. Nigerian Conservation Foundation-Wildlife Conservation Society Biodiversity research programme. 51 p.
  • Greengrass EJ, and Maisels F. 2007. Conservation of the Nigerian-Cameroon Chimpanzee (and other mammals) in and around the Banyang-Mbo wildlife sanctuary, SW province, Cameroon. Unpublished report, Wildlife Conservation Society, Cameroon. 74pp.
  • Groves CP. 2001. Primate Taxonomy. Washington, D.C.: Smithsonian Institution.
  • Groves CP. 2005. Geographic variation within eastern chimpanzees. Australasian Primatology 17(2):19-46.
  • Halford, T, Ekodeck, H, Sock, B, Dame, M, and Auzel, P (2003) Density and distribution status of chimpanzees (Pan troglodytes troglodytes) and gorillas (Gorilla gorilla gorilla) in the Mengame Reserve, Cameroon, with assessment of threats and conservation potential. Report to the Jane Goodall Institute.
  • Keele BF, Van Heuverswyn F, Li Y, Bailes E, Takehisa J, Santiago ML, Bibollet-Ruche F, Chen Y, Wain LV, Liegeois F and others. 2006. Chimpanzee Reservoirs of Pandemic and Nonpandemic HIV-1. Science.
  • Kormos, R, Boesch, C, Bakarr, MI and Butynski, T (eds). (2003) West African Chimpanzees, Status Survey and Conservation Action Plan.IUCN/SSC Primate Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK.
  • Kormos, R and Boesch, C. 2003. Regional Action Plan for the Conservation of Chimpanzees in West Africa. Center for Applied Biodeiversity Science, Conservation International, Washington DC.
  • Lekeaka, D. 2007. Comparing nesting ecology of chimpanzees in two isolated populations in Lebialem Division, South West Province, Cameroon. Proposal to Oxford Brookes.
  • Lekeaka, D. 2007. Personal account of experiences living and working in Cameroon. Oxford Brookes Primate Conservation MSc Newsletter 5(2): 6-7.
  • Mathews, A and Mathews A. 2006. Inventory of large and medium-sized mammals in south-western Cameroon. Mammals: 276-287
  • Matthews A. and Matthews A. 2004. Survey of gorillas (Gorilla gorilla gorilla) and chimpanzees (Pan troglodytes troglodytes) in Southwestern Cameroon. Primates 45(1):15-24.
  • Morgan BJ, and Abwe EE. 2006. Chimpanzees use stone hammers in Cameroon. Curr Biol 16(16):R632-633.
  • Nerrienet E, Santiago ML, Foupouapouognigni Y, Bailes E, Mundy NI, Njinku B, Kfutwah A, Muller-Trutwin MC, Barre-Sinoussi F, Shaw GM and others. 2005. Simian immunodeficiency virus infection in wild-caught chimpanzees from cameroon. J Virol 79(2):1312-1319.
  • Nigerian Montane Forest Project. 2006 Annual Report. University of Canterbury.
  • Oates JF. 2006. Is the chimpanzee, Pan troglodytes, an endangered species? It depends on what "endangered" means. Primates 47(1):102-112.
  • Oates JF, Ikemeh RA, Adedamola O and Bergl RA 2008. A survey of rainforests in Ogun, Ondo and Osun states in southwestern Nigeria to assess options for their sustainable conservation. Unpublished report, Nigerian Conservation Foundation 42pp.
  • Oates JF, Bergl R, and Linder J. 2004. Africa's Gulf of Guinea Forests:  Biodiversity Patterns and Conservation Priorities. Advances in Applied Biodiversity Science 6:1-95.
  • Oates JF, Groves CP, and Jenkins PD. 2009. The type locality of Pan troglodytes vellerosus (Gray, 1862), and implications for the nomenclature of West African chimpanzees. Primates 50:78-80.
  • Ogunjemite BG, Afolayan TA, and Agbelusi EA. 2005. Habitat structure of chimpanzee community in Ise-Forest Reserve, Ekiti State, South-western Nigeria. African J Ecol 43(4):396-399.
  • Ogunjemite BG, Agbelusi EA, Afolyan TA, and Samuel OA. in press. Status survey of chimpanzee (Pan troglodytes) in the forest zone of southwestern Nigeria. Acta Zoologica Sinica.
  • Persson, HM and Warner, MD. 2000. Preliminary Study of the Chimpanzee Area in Omo Forest Reserve, Nigeria. Unpublished report to Pro-Natura International and the Nigerian Conservation Foundation. Lagos, Nigeria.
  • Pilbrow V. 2006. Population systematics of chimpanzees using molar morphometrics. J Hum Evol 51(6):646-662.
  • Sharp PM, Shaw GM, and Hahn BH. 2005. Simian immunodeficiency virus infection of chimpanzees. J Virol 79(7):3891-3902.
  • Sommer V, Adanu J, Faucher I, and Fowler A. 2004. Nigerian chimpanzees (Pan troglodytes vellerosus) at Gashaka: two years of habituation efforts. Folia Primatol (Basel) 75(5):295-316.
  • Sunderland-Groves, JL. 2008. Population, distribution and conservation status of the Cross River Gorilla (gorilla gorilla diehli) in Cameroon. Mphil Thesis, University of Sussex, UK. 182pp. [PDF,8.3Mb]
  • Sunderland Groves, J, Maisels, F, and Ekinde, A. 2003. Surveys of the Cross River gorilla and chimpanzee populations in Takamanda Forest Reserve, Cameroon in Comiskey, JA, Sunderland, TCH, and Sunderland-Groves, JL, eds, Takamanda: the Biodiversity of an African Rainforest et al 2003. pp. 129-140.
  • Strohmayer, KAK and Ekobo, A. 1991. Biological surveys of southeastern Cameroon. Report to the Wildlife Conservation Society.
  • Taylor AB, and Groves CP. 2003. Patterns of mandibular variation in Pan and Gorilla and implications for African ape taxonomy. J Hum Evol 44(5):529-561.
  • Tutin, C et al. 2005. Regional Action Plan for the Conservation of Chimpanzees and Gorillas in Western Equatorial Africa. Conservation International, Washington DC.
  • Van Heuverswyn F, Li Y, Bailes E, Neel C, Lafay B, Keele BF, Shaw KS, Takehisa J, Kraus MH, Loul S and others. 2007. Genetic diversity and phylogeographic clustering of SIVcpzPtt in wild chimpanzees in Cameroon. Virology 368(1):155-171.
  • Won YJ, and Hey J. 2005. Divergence population genetics of chimpanzees. Mol Biol Evol 22(2):297-307.
  • WCS. 1996. The Lobeke forest, southeast Cameroon. Summary of activities, 1988-1995. Report to the Wildlife Conservation Society.
  • Whitesides, G, Oates, J, Green, S and Kluderdanz, R. 1988. Estimating primate densities from transects in a west African rain forest: a comparison of techniques. J. Applied Ecol.57:345-367.
  • Williamson, L and Usongo, L. 1995. 1.Survey of primate populations and large mammal inventory. 2. Survey of elephants, gorillas and chimpanzees. Reserve de Faune du Dja. Report to ECOFAC Cameroon, AGRECO CTFT. [PDF,250kb]
  • Williamson, L and Usongo, L. 1996. Survey of gorillas (Gorilla gorilla) and chimpanzees (Pan troglodytes) in the Reserve de Faune du Dja in Cameroon. African Primates 2(2):66-70. [PDF,49kb]
  • van der Wal, M and Nku, E. 1999. Large Mammals of the Dja Fauna Reserve. Conservation Status and Threats.The Golden Ark Foundation and the IUCN/MINEF, Yaounde, Cameroon.