Cultural innovation and transmission of tool use in wild chimpanzees: evidence from field experiments D Biro, N Inoue-Nakamura, R Tonooka, G Yamakoshi, C Sousa, ... Animal cognition 6, 213-223, 2003 | 647 | 2003 |
Emergence of culture in wild chimpanzees: education by master-apprenticeship T Matsuzawa, D Biro, T Humle, N Inoue-Nakamura, R Tonooka, ... Primate origins of human cognition and behavior, 557-574, 2001 | 367 | 2001 |
Dietary responses to fruit scarcity of wild chimpanzees at Bossou, Guinea: possible implications for ecological importance of tool use G Yamakoshi American Journal of Physical Anthropology: The Official Publication of the …, 1998 | 327 | 1998 |
Comparison of chimpanzee material culture between Bossou and Nimba, West Africa. T Matsuzawa, G Yamakoshi Cambridge University Press, 1996 | 199 | 1996 |
Pestle-pounding behavior of wild chimpanzees at Bossou, Guinea: a newly observed tool-using behavior G Yamakoshi, Y Sugiyama Primates 36, 489-500, 1995 | 133 | 1995 |
Capturing and toying with hyraxes (Dendrohyrax dorsalis) by wild chimpanzees (Pan troglodytes) at Bossou, Guinea S Hirata, G Yamakoshi, S Fujita, G Ohashi, T Matsuzawa American Journal of Primatology: Official Journal of the American Society of …, 2001 | 108 | 2001 |
Attacks on local persons by chimpanzees in Bossou, Republic of Guinea: long‐term perspectives KJ Hockings, G Yamakoshi, A Kabasawa, T Matsuzawa American Journal of Primatology 72 (10), 887-896, 2010 | 96 | 2010 |
Tools to tipple: ethanol ingestion by wild chimpanzees using leaf-sponges KJ Hockings, N Bryson-Morrison, S Carvalho, M Fujisawa, T Humle, ... Royal Society open science 2 (6), 150150, 2015 | 73 | 2015 |
Invention and modification of a new tool use behavior: ant‐fishing in trees by a wild chimpanzee (Pan troglodytes verus) at Bossou, Guinea S Yamamoto, G Yamakoshi, T Humle, T Matsuzawa American Journal of Primatology: Official Journal of the American Society of …, 2008 | 64 | 2008 |
Ecology of tool use in wild chimpanzees: toward reconstruction of early hominid evolution G Yamakoshi Primate origins of human cognition and behavior, 537-556, 2001 | 62 | 2001 |
Food seasonality and socioecology in Pan: are West African chimpanzees another bonobo? G Yamakoshi African Study Monographs 25 (1), 45-60, 2004 | 59 | 2004 |
Analyzing the popularity of YouTube videos that violate mountain gorilla tourism regulations R Otsuka, G Yamakoshi PloS one 15 (5), e0232085, 2020 | 57 | 2020 |
New observations of ant-dipping techniques in wild chimpanzees at Bossou, Guinea G Yamakoshi, M Myowa-Yamakoshi Primates 45, 25-32, 2004 | 55 | 2004 |
Evolution of complex feeding techniques in primates: Is this the origin of great ape intelligence G Yamakoshi The evolution of thought: Evolutionary origins of great ape intelligence …, 2004 | 48 | 2004 |
Dispersal of a Human-Cultivated Crop by Wild Chimpanzees (Pan troglodytes verus) in a Forest–Farm Matrix KJ Hockings, G Yamakoshi, T Matsuzawa International Journal of Primatology 38, 172-193, 2017 | 28 | 2017 |
< Note> Bird in the hand: Bossou chimpanzees (Pan troglodytes) capture West African wood-owls (Ciccaba woodfordi) but not to eat S Carvalho, Y Yamanashi, G Yamakoshi, T Matsuzawa Pan Africa News 17 (1), 6-9, 2010 | 27 | 2010 |
A novel brood‐site pollination mutualism?: the root holoparasite Thonningia sanguinea (Balanophoraceae) and an inflorescence‐feeding fly in the tropical … R Goto, GEN Yamakoshi, T Matsuzawa Plant Species Biology 27 (2), 164-169, 2012 | 24 | 2012 |
Algae scooping remains a puzzle T Humle, G Yamakoshi, T Matsuzawa The chimpanzees of Bossou and Nimba, 117-122, 2011 | 17 | 2011 |
Preliminary surveys of the chimpanzees in the Nimba Reserve, Cote d'Ivoire G YAMAKOSHI, T MATSUZAWA Primate Research 9 (1), 13-18, 1993 | 14 | 1993 |
Play behaviors involving the use of objects in young chimpanzees at Bossou M Myowa-Yamakoshi, G Yamakoshi The chimpanzees of Bossou and Nimba, 231-240, 2011 | 13 | 2011 |