For a rise of comparative cognitive science Tetsuro MatsuzawaMasaki Tomonaga PREFACE 01 November 2001 Pages: 133 - 135
Dynamic object perception by pigeons: discrimination of action in video presentations Robert G. CookRobert ShawAaron P. Blaisdell Original Article 28 August 2001 Pages: 137 - 146
Van Gogh, Chagall and pigeons: picture discrimination in pigeons and humans Shigeru Watanabe Original Article 19 October 2001 Pages: 147 - 151
Do pigeons (Columba livia) perceive object unity? Tomokazu UshitaniKazuo FujitaRie Yamanaka Original Article 09 June 2001 Pages: 153 - 161
Effects of number of items on the baboon’s discrimination of same from different visual displays Edward A. WassermanMichael E. YoungJoël Fagot Original Article 12 July 2001 Pages: 163 - 170
Effects of element separation on perceptual grouping by humans (Homo sapiens) and chimpanzees (Pan troglodytes): perception of Kanizsa illusory figures Joël FagotMasaki Tomonaga Original Article 11 October 2001 Pages: 171 - 177
Acquisition of navigation by chimpanzees (Pan troglodytes) in an automated fingermaze task Iver H. IversenTetsuro Matsuzawa Original Article 19 September 2001 Pages: 179 - 192
Use of numerical symbols by the chimpanzee (Pan troglodytes): Cardinals, ordinals, and the introduction of zero Dora BiroTetsuro Matsuzawa Original Article 29 June 2001 Pages: 193 - 199
Discrimination and categorization of photographs of natural objects by chimpanzees (Pan troglodytes) Masayuki Tanaka Original Article 05 October 2001 Pages: 201 - 211
The use of tokens as rewards and tools by chimpanzees (Pan troglodytes) Cláudia SousaTetsuro Matsuzawa Original Article 05 October 2001 Pages: 213 - 221
Cognitive and physiological markers of emotional awareness in chimpanzees (Pan troglodytes) Lisa A. Parr Original Article 31 May 2001 Pages: 223 - 229
Acquisition of auditory–visual intermodal matching-to-sample by a chimpanzee (Pan troglodytes): comparison with visual—visual intramodal matching Kazuhide HashiyaShozo Kojima Original Article 01 November 2001 Pages: 231 - 239
Left-side dominance for song discrimination in Bengalese finches (Lonchura striata var. domestica) Kazuo OkanoyaMaki IkebuchiShigeru Watanabe Original Article 19 October 2001 Pages: 241 - 245
Social processes in communication and cognition in callitrichid monkeys: a review Charles T. Snowdon Review 27 July 2001 Pages: 247 - 257
Reconciliation and variation in post-conflict stress in Japanese macaques (Macaca fuscata fuscata): testing the integrated hypothesis Nobuyuki KutsukakeDuncan L. Castles Original Article 01 November 2001 Pages: 259 - 268
Can competitive paradigms increase the validity of experiments on primate social cognition? Brian Hare Review 02 June 2001 Pages: 269 - 280
Attention to repeated events in human infants (Homo sapiens): effects of joint visual attention versus stimulus change Shoji Itakura Original Article 02 June 2001 Pages: 281 - 284
Tactics to obtain a hidden food item in chimpanzee pairs (Pan troglodytes) Satoshi HirataTetsuro Matsuzawa Original Article 17 July 2001 Pages: 285 - 295
Social facilitation of eating novel food in tufted capuchin monkeys (Cebus apella): input provided by group members and responses affected in the observer Elsa AddessiElisabetta Visalberghi Original Article 19 October 2001 Pages: 297 - 303
Testing for social learning in the "artificial fruit" processing of wildborn orangutans (Pongo pygmaeus), Tanjung Puting, Indonesia D. CustanceA. WhitenB. Galdikas Original Article 19 October 2001 Pages: 305 - 313
Do apes and monkeys rely upon conceptual reversibility? Julie Johnson-PynnDorothy M. Fragaszy Original Article 26 October 2001 Pages: 315 - 324
Leaf-folding behavior for drinking water by wild chimpanzees (Pan troglodytes verus) at Bossou, Guinea Rikako Tonooka Original Article 16 October 2001 Pages: 325 - 334
Development of combinatory manipulation in chimpanzee infants (Pan troglodytes) Hideko Takeshita Original Article 11 July 2001 Pages: 335 - 345
Manual dexterity in the gorilla: bimanual and digit role differentiation in a natural task Richard W. ByrneNadia CorpJennifer M. Byrne Original Article 31 May 2001 Pages: 347 - 361