Aust, Ulrike Elemental versus configural perception in a people-present/people-absent discrimination task by pigeons. [electronic resource] - Learning & behavior Aug 2003 - 213-24 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1543-4494 Standard No.: 10.3758/bf03195984 doi Subjects--Topical Terms: AnimalsBehavior, AnimalColumbidaeConditioning, PsychologicalDiscrimination, PsychologicalGeneralization, StimulusHumansPattern Recognition, VisualVisual Perception