Proceedings of the 6th International Conference on Methods and Techniques in Behavior Research, Maastricht, The Netherlands, August 26-29, 2008. [electronic resource] - Behavior research methods Aug 2009 - 717-888 p. digital Publication Type: Congress; Overall ISSN: 1554-351X Standard No.: 10.3758/BRM.41.3.717 doi Subjects--Topical Terms: AnimalsBehavioral ResearchHumans