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Publications about Guinea chimpanzees

Baldwin P. J, McGrew W. C & Tutin C. E. 1981. Comparisons of nests made by different populations of chimpanzees (Pan troglodytes). Primates 22(4): 474-486.


Boesch, C., Crockford, C., Herbinger, I., Wittig, R., Moebius Y. and Normand, E. 2008. Intergroup conflicts among chimpanzees in Taï National Park: lethal violence and the female perspective. American Journal of Primatology 70:519-532.


Boesch, C., Kalan, A.K., Agbor, A., Arandjelovic, M., Dieguez, P., Lapeyre, V. & Kühl, H.S. (2017a). Chimpanzees routinely fish for algae with tools during the dry season in Bakoun, Guinea. American Journal of Primatology 79: e22613.


Brncic, T.M., Amarasekaran, B. and McKenna A. 2010. Final Report of the Sierra Leone National Chimpanzee Census Project. Tacugama Chimpanzee Sanctuary, Freetown, Sierra Leone.


Brugière, D. & Kormos, R. (2009). Review of the protected area network in Guinea, West Africa, and recommendations for new sites for biodiversity conservation. Biodiversity and Conservation 18: 847–868.


Bryson-Morrison N , Tzanopoulos J , Matsuzawa T , Humle T  (2017)  Activity and Habitat Use of Chimpanzees (Pan troglodytes verus) in the Anthropogenic Landscape of Bossou, Guinea, West Africa  International Journal of Primatology,


Campbell, G., Kuehl, H., Kouamé, P. N. G., & Boesch, C. 2008. Alarming decline of West African chimpanzees in Côte d’Ivoire. Current Biology 18: R903–R904.


Campbell, G. and Houngbedji, M. 2015. Conservation status of the West African chimpanzee (Pan troglodytes verus) in Togo and Benin. Unpublished report to Primate Action Fund.


Carvalho, J. S., Marques, T. A., and Vicente, L. 2013. Population status of Pan troglodytes verus in Lagoas de Cufada Natural Park, Guinea-Bissau. PLoS ONE, 8, e71527.


Danquah, E., Oppong, S. K., Akom, E. and Sam, M. 2012. Preliminary survey of chimpanzees and threatened monkeys in the Bia-Goaso forest block in southwestern Ghana. African Primates 7:163–174.


Duvall, C.S., Niagaté, B. and Pavy, J-M. 2003. Mali. Pp.41–50 in: Status survey and conservation action plan: West African Chimpanzees. Eds. R. Kormos, C. Boesch, M.I. Bakarr and T.M. Butynski. IUCN, Gland, Switzerland and Cambridge, UK.


Fitzgerald, M., Coulson, R., Lawing, A. M., Matsuzawa, T. and Koops, K. 2018. Modeling habitat suitability for chimpanzees (Pan troglodytes verus) in the Greater Nimba Landscape, Guinea, West Africa. Primates 1-15.


Furuichi T, Sanz C, Koops K, Sakamaki T, Ryu HJin , Tokuyama N, Morgan D Why do wild bonobos not use tools like chimpanzees do? Behaviour,

Fushimi T, Sakura O, Matsuzawa T, Ohno H, Sugiyama Y 1991 : Nut-cracking behavior of wild chimpanzees (Pan troglodytes) in Bossou, Guinea, (West Africa). In Ehara A, Kimura T, Takenaka O, Iwamoto M (eds) : Primatology Today, Elsevier, Amsterdam, pp. 695-696.


Ginn, L. P., Robison, J., Redmond, I., and Nekaris, K.A.I. 2013. Strong evidence that the West African chimpanzee is extirpated from Burkina Faso. Oryx, 47:325–326.


Goodall J. V. L. 1968. The behaviour of free-ranging chimpanzees in the Gombe Stream Reserve. Animal Behavior Monography 1:161-311.


Granier N et Martinez L. 2004. Première reconnaissance des chimpanzés Pan troglodytes verus dans la zone transfrontalière « Bafing – Falémé », Guinée – Mali. Primatologie 6:423-447.


Granier, N., Hambuckers, A., Matsuzawa, T. and Huynen, MC. 2014. Density estimates and nesting-site selection in chimpanzees of the Nimba Mountains, Côte d’Ivoire and Guinea. American Journal of Primatology DOI: 10.1002/ajp.22278.


Ham, R. 1998. Nationwide chimpanzee survey and large mammal survey, Republic of Guinea. Unpublished report for the European Communion, Guinea-Conakry.


Heinicke, S., Mundry, R., Boesch, C., Amarasekaran, B., Barrie, A., Brncic, T., Brugière, D., Campbell, G., Carvalho, J., Danquah, E. and Dowd, D. 2019a. Characteristics of positive deviants in western chimpanzee populations. Frontiers in Ecology and Evolution, 7, 16. DOI : 10.3389/fevo.2019.00016


 Heinicke, S., Mundry, R., Boesch, C., et al. 2019. Advancing conservation planning for western chimpanzees using IUCN SSC A.P.E.S.–the case of a taxon-specific database. Environmental Research Letters, 14, 6. DOI: 10.1088/1748-9326/ab1379


Hirata S, Morimura N, Matsuzawa T Green passage plan (tree-planting project) and environmental education using documentary videos at Bossou: a progress report. Pan Africa News, 5:18-20


Hirata S, Myowa M, Matsuzawa T Use of Leaves As Cushions to Sit on Wet Ground by Wild Chimpanzees American Journal of Primatology, 44:215-220 (1998)


Hockings KJ. , Yamakoshi G, Matsuzawa T. Dispersal of a Human-Cultivated Crop by Wild Chimpanzees (Pan troglodytes verus) in a Forest-Farm Matrix International Journal of Primatology,Hockings, KJ., Humle, T., Anderson, JR., Biro, D., Sousa, C., Ohashi, G. and Matsuzawa, T. 2007. Chimpanzees share forbidden fruits. Plos One:


Hockings, KJ., Anderson, JR. and Matsuzawa, T. 2009. Use of wild and cultivated foods by chimpanzees at Bossou, Republic of Guinea: feeding dynamics in a human-influenced environment. American Journal of Primatology 71:636-646.


Hockings, K.J. and McLennan, M.R. 2012. From forest to farm: systematic review of cultivated feeding by chimpanzees – management implications for wildlife in anthropogenic landscapes W. M. Getz, ed. PLoS ONE 7(4):p.e33391.


Hockings KJ. , Bryson-Morrison N, Carvalho S, Fujisawa M, Humle T, McGrew WC. , Nakamura M, Ohashi G, Yamanashi Y, Yamakoshi G, Matsuzawa T Tools to tipple: ethanol ingestion by wild chimpanzees using leaf-sponges Royal Society Open Science, 2: 150150


Hockings KJ. , McLennan MR. , Carvalho S, Ancrenaz M, Bobe R, Byrne RW. , Dunbar RI.M. , Matsuzawa T, McGrew WC. , Williamson EA. , Wilson ML. , Wood B, Wrangham RW. , Hill CM. Apes in the Anthropocene: flexibility and survival Trends in Ecology & Evolution,


Humle T New Record of Fishing for Termites (Macrotermes) by the Chimpanzees of Bossou (Pan troglodytes verus), Guinea Pan Africa News, 6(1): 3-4


Koops K, Schöning C, McGrew WC. , Matsuzawa T Chimpanzees prey on army ants at Seringbara, Nimba Mountains, Guinea: Predation patterns and tool use characteristics American Journal of Primatology, 77:319-329 Ohashi G Pestle-pounding and nut-cracking by wild chimpanzees at Kpala, Liberia Primates


Holas B 1952 : Echantillon du folklore Kono (Haute-Guinee Francaise). Etudes Guineennes 9 : 3-90.


Holas B 1954 : Le culte de Zie. Memoires de l’Institut Francais d’Afrique Noire 39 : 1-275.


Holas B 1975 : Contes Kono: Traditions Populaires de la Foret Guineenne. Edition G.-P. Maisonneuve et Larouse, Paris.


Humle, T., Boesch, C., Campbell, G., Junker, J., Koops, K., Kuehl, H. and Sop, T. (2016). Pan troglodytes ssp. verus (errata version published in 2016). The IUCN Red List of Threatened Species: e.T15935A102327574. Downloaded on 31 July 2017.


Inoue-Nakamura N, Matsuzawa T 1997 : Development of stone tool use by wild chimpanzees (Pan troglodytes). J. Comparative Psychology 111 : 159-173.


JO-RF (Journal Officiel de la République Française) 1925. Décret du 10 mars 1925 réglementant la Chasse et instituant les Parcs Nationaux de Refuge pour les espèces animales en Afrique Occidentale. Française. GRF, Paris.


JO-AOF (Journal Officiel de l’Afrique Occidentale Française) 1926. Arrêté du 16 avril 1926 du Gouverneur général fixant certaines conditions d’exécution du décret du 10 mars 1925 portant réglementation de la chasse et institution des parcs nationaux de refuge en Afrique occidentale française. GGAOF, Dakar.


JO-RF (Journal Officiel de la République Française) 1944. Décret du 5 juillet 1944 de la réserve naturelle intégrale des Monts Nimba. GPRF, Alger.


JO-RG (Journal Officiel de la République de Guinée) 1985. Ordonnance 124/RG/85 du 30 mai 1985 portant création d’une réserve spéciale de faune dénommée Parc National du Badiar. GRG, Conakry.


JO-RG (Journal Officiel de la République de Guinée) 1997a. Décret D/97/011/PRG/SGG du 28 janvier 1997 portant création du Parc National du Haut-Niger. GRG, Conakry.


JO-RG (Journal Officiel de la République de Guinée) 1997b. Arrêté N° A/97/8210/MAEF/SGG portant extension du Parc National du Haut-Niger sur la forêt classée de la Kouya (Préfecture de Kouroussa). GRG, Conakry.


JO-RG (Journal Officiel de la République de Guinée) 2017. Arrêté N° A/2017/5232/MEEF/SGG du 28 Septembre 2017 portant mise en place d’un processus de création du Parc National du Moyen Bafing. GRG, Conakry.


Junker, J., Blake, S., Boesch, C., Campbell, G., du Toit, L.D., Duvall, C., Eboko, A. et al. 2012. Recent decline in suitable environmental conditions for African great apes. Diversity and Distributions 18:1077–1091.


Koops K, Wrangham R, Cumberlidge N, Fitzgerald M, van KL , Rothman JM. , Matsuzawa T(2019) Crab-fishing by chimpanzees in the Nimba Mountains, Guinea Journal of Human Evolution


Kormos R, Boesch C, Bakarr MI, Butynski T. 2003. West African Chimpanzees. Status Survey and Conservation Action Plan. IUCN/SSC Primate Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK.


Kormos, R., Humle, T., Carter, J., Brugière, D., Fleury, M.-C., Matsuzawa, T., Sugiyama, Y., Carter, J., Diallio, M.S. and Tounkara, E.O. 2003. Guinea. In: Status Survey and Conservation Action Plan: West African Chimpanzees. Eds. R. Kormos, C. Boesch, M.I. Bakarr and T.M. Butynski. IUCN, Gland, Switzerland and Cambridge, UK. Pp:63–76


Kormos, R. and Brugière, D. 2008. Review of the protected area network in Guinea, West Africa, and recommendations for new sites for biodiversity conservation. Biodiversity and Conservation, DOI 10.1007/s10531-008-9508-z.


Kortlandt A 1986 : The use of stone tools by wild-living chimpanzees and earliest hominids. J. Hum. Evol. 15 : 77-132


Kortlandt A 1989 : The use of stone tools by wild-living chimpanzees. In Heltne PG, Marquardt LG (eds) : Understanding Chimpanzees, Harvard University Press, Cambridge, pp. 146-147.


Kortlandt A, Holzhaus E 1987 : New data on the use of stone tools by chimpanzees in Guinea and Liberia. Primates 28 : 473-496.


Koltlandt A, van Orshoven J, Pfeijffers R, van Zon, JCJ 1981 : Chimpanzees in the wild, Guinea 1966-1967: Sixth Netherlands chimpanzee expedition. (Transcripts of film/video texts). University of Amsterdam.


Kühl, H.S., Sop, T., Williamson, E.A., Mundry, R., Brugière, D. et al. 2017. The Critically Endangered western chimpanzee declines by 80%. American Journal of Primatology. doi:10.1002/ajp.22681

Lamotte M 1942 : La faune mammalogique du Mont Nimba (Haute Guinee). Mammalia 6 :114-119.


N’Diaye IS. 2015. Le scandale géologique guinéen. L’Harmattan, Paris.


Matsuzawa T (2018) Chimpanzee Velu: the wild chimpanzee who passed away at the estimated age of 58 . PrimatesPruetz, J.D. and Knutsen P. 2003. Scrambling for a common resource: Chimpanzees, humans, and Saba senegalen­sis, in southeastern Senegal. American Journal of Physical Anthropology, Supplement 36, 172.


Matsuzawa T 1991 : Nesting cups and metatools in chimpanzees. Behavioral and Brain Sciences 14 : 570-571.


Matsuzawa T 1994 : Field experiments on use of stone tools in the wild. In: Wrangham RW, McGrew WC, de Waal FBM, Heltone PG (eds) : Chimpanzee Cultures, Harvard University Press, Cambridge, pp. 351-370.


Matsuzawa T 1996 : Chimpanzee intelligence in nature and in captivity: Isomorphism of symbol use and tool use. In : McGrew WC, Marchant LF, Nishida T (eds) : Great Ape Societies. Cambridge Univ. Press, Cambridge, pp. 196-209.


Matsuzawa T 1997a : The death of an infant chimpanzees at Bossou, Guinea. Pan Africa News 4 : 4-6.


Matsuzawa T 1999 : Communication and tool use in chimpanzees: Cultural and social context. In : Hauser M, Konishi M. (eds), The design of animal communication. MIT Press, Cambridge, pp. 645-671.


Matsuzawa T, Sakura O, Kimura T, Hamada Y, Sugiyama Y 1990 : Case report on the death of a wild chimpanzee (Pan troglodytes verus). Primates 31: 635-641.


Matsuzawa T, Takemoto H, Hayakawa S, Shimada M 1999 : Diecke forest in Guinea. Pan Africa News 6 : 10-11.


Matsuzawa T, Yamakoshi G 1996 : Comparison of chimpanzee material culture between Bossou and Nimba, West Africa. In : Russon AE, Bard KA, Parker S (eds), Reaching into Thought: The mind of the great apes. Cambridge University Press, Cambridge, pp. 211-232.


Oates, J.F., Nash, S.D., Keita, T.M., Granier, N. 2020. Guide d'identification de poche des primates d'Afrique de l'Ouest en français et langues locales de Guinée. Editions Biotope, Mèze, France. ISBN 978-2-36662-243-0


Pruetz, JD., Arno, J., Marchant, LF., McGrew, WC. 2002. Survey of savanna chimpanzees (Pan troglodytes verus) in southeastern Senegal. American Journal of Primatology 58:35–43.


Pruetz, JD. and Bertolani, P. 2009. Chimpanzee (Pan troglodytes verus) behavioral responses to Stresses Associated with Living in a Savannah-Mosaic Environment: Implications for Hominin Adaptations to Open Habitats. Paleoanthropology doi:10.4207/PA.2009.ART33.


Regnaut S., and Boesch C. 2012. Offset strategy for the Guinean Alumina Project. Conakry, Republic of Guinea: Wild Chimpanzee Foundation.


Sakura O 1991 : On the concept of 'group' in primates, with special reference to fission-fusion of chimpanzees. In : Ehara A, Kimura T, Takenaka O, Iwamoto M (eds) : Primatology Today, Elsevier, Amsterdam, pp. 247-250.


Sakura O 1994 : Factors affecting party size and composition of chimpanzees (Pan troglodytes verus) at Bossou, Guinea. Int. J. Primatol. 15: 167-183.


Sakura O, Fushimi T, Matsuzawa T, Ohno H, Sugiyama Y 1991 : Social behavior of wild chimpanzees in Bossou, Guinea, West Africa. In: Ehara A, Kimura T, Takenaka O, Iwamoto M (eds) : Primatology Today, Elsevier, Amsterdam, pp. 713-714.


Sakura O, Matsuzawa T 1991 : Flexibility of wild chimpanzee nut-cracking behavior using stone hammers and anvils: An experimental analysis. Ethology 87 : 237-248.


Sugiyama Y 1981 : Observation on the population dynamics and behavior of wild chimpanzees at Bossou, Guinea, 1979-1980. Primates 22: 435-444.


Sugiyama Y 1984 : Population dynamics of wild chimpanzees at Bossou, Guinea, between 1976-1983. Primates 25: 391-400.


Sugiyama Y 1988 : Grooming interactions among adult chimpanzees at Bossou, Guinea, with special reference to social structure. Int. J. Primatol. 9 : 393-407.


Sugiyama Y 1989a : Population dynamics of chimpanzees at Bossou, Guinea. In Heltne PG, Marquardt LG (eds) : Understanding Chimpanzees, Harvard University Press, Cambridge, pp. 134-145.


Sugiyama Y 1989b : Description of some characteristic behaviors and discussion on their propagation process among chimpanzees of Bossou, Guinea. In Sugiyama Y (ed) : Behavioral studies of wild chimpanzees at Bossou, Guinea. KUPRI, Inuyama, pp. 43-76.


Sugiyama Y 1991 : Habitat isolation and population structure of wild chimpanzees in and around Bossou, West Africa. In Maruyama N, Bobek B, Ono Y, Regelin W, Bartos L, Ratcliffe PR (eds) : Wildlife Conservation: Present Trends and Perspectives for the 21th Century. Japan Wildlife Research Center, Tokyo, pp. 32-35.


Sugiyama Y 1994a : Research at Bossou. Pan Africa News 1 : 2-3.


Sugiyama Y 1994b : Tool use by wild chimpanzees. Nature 367 : 327.


Sugiyama Y 1994c : Age-specific birth rate and lifetime reproductive success of chimpanzees at Bossou, Guinea. Am. J. Primatol. 32 : 311-318.


Sugiyama Y 1995a : Tool-use for catching ants by chimpanzees at Bossou and Monts Nimba, West Africa. Primates 36 : 193-205.


Sugiyama Y 1995b : Drinking tools of wild chimpanzees at Bossou. Am. J. Primatol. 37 : 263-269.


Sugiyama Y 1999 : Socioecological factors of male chimpanzee migration at Bossou, Guinea. Primates 40 : 61-68.


Sugiyama Y, Fushimi T, Sakura O, Matsuzawa T 1993 : Hand preference and tool use in wild chimpanzees. Primates 34 : 151-159.


Sugiyama Y, Kawamoto S, Takenaka O, Kumazaki K, Miwa N 1993 : Paternity discrimination and inter-group relationships of chimpanzees at Bossou. Primates 34 : 545-552.


Sugiyama Y, Koman J 1979a : Social structure and dynamics of wild chimpanzees at Bossou, Guinea. Primates 20 : 323-339.


Sugiyama Y, Koman J 1979b : Tool-using and making behavior in wild chimpanzees at Bossou, Guinea. Primates 20 : 513-524.


Sugiyama Y, Koman J 1987 : A preliminary list of chimpanzees' alimentation at Bossou, Guinea. Primates 28 : 133-147.


Sugiyama Y, Koman J 1992 : The flora of Bossou: It's utilization by list of chimpanzees and humans. African Study Monographs 13 : 127-169.


Sugiyama Y, Koman J, Sow MB 1988 : Ant-catching wands of wild chimpanzees at Bossou, Guinea. Folia Primatol. 51 : 56-60.


Schofield D, Nagrani A, Zisserman A, Hayashi M, Matsuzawa T, Biro D, Carvalho S(2019) Chimpanzee face recognition from videos in the wild using deep learning Science Advances


Sugiyama, Y. & Koman, J. (1979). Tool-using and-making behavior in wild chimpanzees at Bossou, Guinea. Primates 20: 513–524.


Teleki G. 1989. Population status of wild chimpanzees (Pan troglodytes) and threats to survival. In: Understanding Chimpanzees. Eds. P.G. Heltne and L.A. Marquardt. Harvard University Press, Cambridge, Massachusetts, USA:312–353.


Tweh, C. G., Lormie, M. M., Kouakou, C. Y., Hillers, A., Kühl, H. S. and Junker, J. 2014. Conservation status of chimpanzees Pan troglodytes verus and other large mammals in Liberia: A nationwide survey. Oryx, 49:710–718.


UICN (en prép.). Plan d’action régional pour la conservation des chimpanzés d’Afrique de l'Ouest (Pan troglodytes verus) 2019–2029. Gland, Suisse: Groupe de spécialistes des primates de la CSE/UICN



van Zon JCJ, van Orshoven J 1967 : Enkele resultaten van de Zesde Nederlandse Chimpansee-Expeditie. Vakblad voor Biologen 47 : 161-166


Watts, DP., Muller, M., Amsler, S.J., Mbabazi, G. and Mitani JC. 2006. Lethal intergroup aggression by chimpanzees in Kibale National Park, Uganda. American Journal of Primatology 68:161-180.


Wich, S. A., Garcia-Ulloa, J., Kühl, H. S., Humle, T., Lee, J. S. and Koh, L. P.2014. Will oil palm’s homecoming spell doom for Africa’s great apes? Current Biology 24, 1659–1663.


Wilson, M.L., Boesch, C., Fruth, B., Furuichi, T., Gilby, I.C et al. 2014. Lethal aggression in Pan is better explained by adaptative strategy than human impacts. Nature doi:10.1038/nature13727.


Yamagiwa, J., Angoue-Ovone, S., Kasisi, Robert. 1995. Densities of apes’ food trees and primates in the Petit Loango Reserve, Gabon. African Study Monographs 16(4),181-193.


Yamakoshi G 1998 : Dietary responses to fruit scarcity of wild chimpanzees at Bossou, Guinea: Possible implications for ecological importance of tool use. Am. J. Phys. Anthropol. 106 : 283-295.


Yamakoshi G, Sugiyama Y 1995 : Pestle-pounding behavior of wild chimpanzees at Bossou, Guinea : A newly observed tool-using behavior. Primates 36 : 489-500.

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