Avoidance LearningExtinction, PsychologicalElectrolysisExtinction, BiologicalRetention (Psychology)ElectroshockConditioning, ClassicalBehavior, AnimalMaze LearningMemoryPredatory BehaviorAmygdalaLearning DisordersHippocampusFearAnalysis of VarianceLearningConditioning (Psychology)Time FactorsDiscrimination LearningRats, WistarProblem-Based LearningConditioning, OperantFreezing Reaction, CatalepticCycloserineReversal LearningVerbal LearningReinforcement (Psychology)FossilsEscape ReactionCuesSerial LearningAssociation LearningPaleontologyRats, Long-EvansAppetitive BehaviorPopulation Dynamics