1. The Ai project: historical and ecological contexts

   • Tetsuro Matsuzawa

   Review 18 October 2003 Pages: 199 - 211

   

2. Cultural innovation and transmission of tool use in wild chimpanzees: evidence from field experiments

   • Dora Biro
   • Noriko Inoue-Nakamura
   • Tetsuro Matsuzawa

   Original Article 29 July 2003 Pages: 213 - 223

   

3. Cognitive development in object manipulation by infant chimpanzees

   • Misato Hayashi
   • Tetsuro Matsuzawa

   Original Article 07 August 2003 Pages: 225 - 233

   

4. Role of mothers in the acquisition of tool-use behaviours by captive infant chimpanzees

   • Satoshi Hirata
   • Maura L. Celli

   Original Article 13 September 2003 Pages: 235 - 244

   

5. Finger drawing by infant chimpanzees (Pan troglodytes)

   • Masayuki Tanaka
   • Masaki Tomonaga
   • Tetsuro Matsuzawa

   Original Article 05 November 2003 Pages: 245 - 251

   

6. Perception of depth from shading in infant chimpanzees (Pan troglodytes)

   • Tomoko Imura
   • Masaki Tomonaga

   Original Article 11 November 2003 Pages: 253 - 258

   

7. Behavioural development in a matching-to-sample task and token use by an infant chimpanzee reared by his mother

   • Cláudia Sousa
   • Sanae Okamoto
   • Tetsuro Matsuzawa

   Original Article 11 September 2003 Pages: 259 - 267

   

8. Representing tools: how two non-human primate species distinguish between the functionally relevant and irrelevant features of a tool

   • Laurie R. Santos
   • Cory T. Miller
   • Marc D. Hauser

   Original Article 08 May 2003 Pages: 269 - 281

   

9. A Capuchin monkey (Cebus apella) recognizes when people do and do not know the location of food

   • Hika Kuroshima
   • Kazuo Fujita
   • Akira Fuyuki

   Original Article 06 August 2003 Pages: 283 - 291

   

10. Silent invasion: Imanishi’s primatology and cultural bias in science

    • Frans B. M. de Waal

    Original Article 10 October 2003 Pages: 293 - 299