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Author (up) Title Year Publication Serial Volume Pages
Brosnan, S.F.; de Waal, F.B.M. Responses to a simple barter task in chimpanzees, Pan troglodytes 2005 Primates 167 46 173-182
Cerutti, D.T.; Staddon, J.E.R. Immediacy versus anticipated delay in the time-left experiment: a test of the cognitive hypothesis 2004 Journal of Experimental Psychology. Animal Behavior Processes 2768 30 45-57
Fragaszy, D.; Johnson-Pynn, J.; Hirsh, E.; Brakke, K. Strategic navigation of two-dimensional alley mazes: comparing capuchin monkeys and chimpanzees 2003 Animal Cognition 2557 6 149-160
Washburn, D.A.; Astur, R.S. Exploration of virtual mazes by rhesus monkeys (Macaca mulatta) 2003 Animal Cognition 2569 6 161-168