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  • 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,
2016
  • 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,
2015
  • 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,
  • 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,
2014 2013 2012
  • Carvalho S, Biro D, Cunha E, Hockings KJ. , McGrew WC. , Richmond BG. , Matsuzawa T Chimpanzee carrying behaviour and the origins of human bipedality
    Current Biology, Volume 22, Issue 6, R180-R181
  • Hockings KJ., Anderson JR. , Matsuzawa T Socioecological adaptations by chimpanzees, Pan troglodytes verus, inhabiting an anthropogenically impacted habitat
    Animal Behaviour, Volume 83, Issue 3, March 2012, Pages 801-810
  • Hockings KJ., Humle T, Carvalho S, Matsuzawa T Chimpanzee interactions with nonhuman species in an anthropogenic habitat
    Behaviour, Volume 149, Issue 3-4, pages 299 – 324
  • Hockings KJ., McLennan MR. From Forest to Farm: Systematic Review of Cultivar Feeding by Chimpanzees ? Management Implications for Wildlife in Anthropogenic Landscapes
    PLoS ONE, 7(4): e33391
  • Koops K, McGrew WC. , Matsuzawa T Ecology of culture: do environmental factors influence foraging tool use in wild chimpanzees, Pan troglodytes verus?
    Animal Behaviour, 85(1): 175-185
  • Koops K, McGrew WC. , Matsuzawa T, Knapp LA. Terrestrial Nest-Building by Wild Chimpanzees (Pan troglodytes): Implications for the Tree-to-Ground Sleep Transition in Early Hominins
    American Journal Of Physical Anthropology, Volume 148, Issue 3, pages 351–361
  • Koops K, McGrew WC. , Vries Hde , Matsuzawa T Nest-Building by Chimpanzees (Pan troglodytes verus) at Seringbara, Nimba Mountains: Antipredation, Thermoregulation, and Antivector Hypotheses
    International Journal of Primatology, Volume 33, Number 2, 356-380
2011 2010 2009 2008 2007 2006 2005
  •   Takemoto H, Hirata S, Sugiyama Y
    The formation of the brush-sticks: modification of chimpanzees or the by-product of folding?
    Primates, 46, 183-190
2004 2003 2002 2001 2000 -2000
  •   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
  •   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)
  • Albrecht H, Dunnett SC 1971 : Chimpanzees in Western Africa. Piper, Munchen.
  • 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.
  • 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.
  • Inoue-Nakamura N, Matsuzawa T 1997 : Development of stone tool use by wild chimpanzees (Pan troglodytes). J. Comparative Psychology 111 : 159-173.
  • 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.
  • Lamotte M 1942 : La faune mammalogique du Mont Nimba (Haute Guinee). Mammalia 6 :114-119.
  • 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.
  • 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.
  • van Zon JCJ, van Orshoven J 1967 : Enkele resultaten van de Zesde Nederlandse Chimpansee-Expeditie. Vakblad voor Biologen 47 : 161-166.
  • 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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