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  Author Title Year Publication Serial Volume Pages Links (down)
Neuringer, A. Reinforced variability in animals and people: implications for adaptive action 2004 The American Psychologist 4106 59 891-906 details   doi
Zentall, T.R. Selective and divided attention in animals 2005 Behavioural processes 224 69 1-15 details   doi
Heschl, A.; Burkart, J. A new mark test for mirror self-recognition in non-human primates 2006 Primates 2810 47 187-198 details   doi
Koba, R.; Izumi, A. Sex categorization of conspecific pictures in Japanese monkeys (Macaca fuscata) 2006 Animal Cognition 2470 9 183-191 details   doi
Jordan, K.E.; Brannon, E.M. Weber's Law influences numerical representations in rhesus macaques (Macaca mulatta) 2006 Animal Cognition 2471 9 159-172 details   doi
Parr, L.A.; Hopkins, W.D.; de Waal, F.B. Haptic discrimination in capuchin monkeys (Cebus apella): evidence of manual specialization 1997 Neuropsychologia 201 35 143-152 details   openurl
Singer, R.A.; Klein, E.D.; Zentall, T.R. Use of a single-code/default strategy by pigeons to acquire duration sample discriminations 2006 Learning & behavior : a Psychonomic Society publication 215 34 340-347 details   openurl
Klein, E.D.; Bhatt, R.S.; Zentall, T.R. Contrast and the justification of effort 2005 Psychonomic bulletin & review 223 12 335-339 details   openurl
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 details   openurl
Zentall, T.R.; Weaver, J.E.; Clement, T.S. Pigeons group time intervals according to their relative duration 2004 Psychonomic bulletin & review 231 11 113-117 details   openurl
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