Primate foundations of human intelligence : a view of tool use in nonhuman primates and fossil hominids / T. Matsuzawa -- What you see is different from what I see : species differences in visual perception / K. Fujita -- Investigating visual perception and cognition in chimpanzees (Pan troglodytes) through visual search and related tasks : from basic to complex processes / M. Tomonaga -- Processing of the global and local dimensions of visual hierarchical stimuli by humans (Homo sapiens), chimpanzees (Pan troglodytes), and baboons (Papio papio) / J. Fagot, M. Tomonaga, C. Deruelle -- How do we eat? Hypothesis of foraging strategy from the viewpoint of gustation in primates / Y. Ueno -- Lemur vocal communication and the origin of human language / R. Oda -- Vocal exchange of coo calls in Japanese macaques / H. Sugiura -- Hearing and auditory-visual intermodal recognition in the chimpanzee / K. Hashiya, S. Kojima -- Early vocal development in a chimpanzee infant / S. Kojima -- Chimpanzee numerical competence : cardinal and ordinal skills / D. Biro, T. Matsuzawa -- Reproductive memory processes in chimpanzees : homologous approaches to research on human working memory / N. Kawai, T. Matsuzawa -- Establishing line tracing on a touch monitor as a basic drawing skill in chimpanzees (Pan troglodytes) / I. H. Iversen, T. Matsuzawa -- Object recognition and object categorization in animals / M. Jitsumori, J. D. Delius -- Mirror self-recognition in primates : an ontogenetic and a phylogenetic approach / N. Inoue-Nakamura -- The level of self-knowledge in nonhuman primates : from the perspective of comparative cognitive science / S. Itakura -- Self- and other-control in squirrel monkeys / J. R. Anderson -- Evolutionary foundation and development of imitation / M. Myowa-Yamakoshi -- Species recognition by macaques measured by sensory reinforcement / K. Fujita -- Evolution of the human eye as a device for communication / H. Kobayashi, S. Kohshima -- A review of 50 years of research on the Japanese monkeys of Koshima : status and dominance / K. Watanabe -- Mother-offspring relationship in macaques / M. Nakamichi -- The myth of despotism and nepotism : dominance and kinship in matrilineal societies of macaques / S. Matsumura -- Decision making in social interactins by monkeys / Y. Muroyama -- "Sweet-potato washing" revisited / S. Hirata, K. Watanabe, M. Kawai -- Tube test in free-ranging Japanese macaques : use of sticks and stones to obtain fruit from a transparent pipe / I. Tanaka, ... [et al.] -- Tool use by chimpanzees (Pan troglodytes) of the Arnhem Zoo / H. Takeshita, J.A.R.A.M. van Hooff -- Ecology of tool use in wild chimpanzees : toward reconstruction of early hominid evolution / G. Yamakoshi -- Emergence of culture in wild chimpanzees : education by master-apprenticeship / T. Matsuzawa, ... [et al.]