| Author |
Title |
Year  |
Publication |
Serial |
Volume |
Pages |
| Brosnan, S.F.; de Waal, F.B.M. |
Socially learned preferences for differentially rewarded tokens in the brown capuchin monkey (Cebus apella) |
2004 |
Journal of comparative psychology (Washington, D.C. : 1983) |
173 |
118 |
133-139 |
| DiGian, K.A.; Friedrich, A.M.; Zentall, T.R. |
Discriminative stimuli that follow a delay have added value for pigeons |
2004 |
Psychonomic bulletin & review |
226 |
11 |
889-895 |
| Friedrich, A.M.; Zentall, T.R. |
Pigeons shift their preference toward locations of food that take more effort to obtain |
2004 |
Behavioural processes |
227 |
67 |
405-415 |
| Evans, T.A.; Westergaard, G.C. |
Discrimination of functionally appropriate and inappropriate throwing tools by captive tufted capuchins (Cebus apella) |
2004 |
Animal Cognition |
2523 |
7 |
255-262 |
| Jackson, R.R.; Li, D. |
One-encounter search-image formation by araneophagic spiders |
2004 |
Animal Cognition |
2524 |
7 |
247-254 |
| Hampton, R.R.; Zivin, A.; Murray, E.A. |
Rhesus monkeys (Macaca mulatta) discriminate between knowing and not knowing and collect information as needed before acting |
2004 |
Animal Cognition |
2525 |
7 |
239-246 |
| Chappell, J.; Kacelnik, A. |
Selection of tool diameter by New Caledonian crows Corvus moneduloides |
2004 |
Animal Cognition |
2528 |
7 |
121-127 |
| 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 |
| Neuringer, A. |
Reinforced variability in animals and people: implications for adaptive action |
2004 |
The American Psychologist |
4106 |
59 |
891-906 |
| Brosnan, S.F.; de Waal, F.B.M. |
Responses to a simple barter task in chimpanzees, Pan troglodytes |
2005 |
Primates |
167 |
46 |
173-182 |
