Exploratory BehaviorAnxietyBehavior, AnimalAnxiety DisordersMotor ActivityMaze LearningPsychology, ExperimentalIllness BehaviorSocial BehaviorGroomingFeeding BehaviorHyperkinesisHabituation, PsychophysiologicAnalysis of VarianceSpatial BehaviorLocomotionAvoidance LearningHealth BehaviorCorticosteroneBiogenic AminesFearBehaviorBrainRestraint, PhysicalSexual BehaviorStress, PsychologicalLearningSexual Behavior, AnimalHippocampusChild BehaviorMemoryTime FactorsAdolescent BehaviorDental AnxietyDisease Models, AnimalStress, PhysiologicalMaternal BehaviorRats, Sprague-DawleyChild Behavior DisordersEnvironmentAnxiety, SeparationBehavior TherapyMice, Inbred C57BLManifest Anxiety ScaleRats, WistarPsychomotor PerformanceAnimals, NewbornNeuronsMice, Inbred StrainsStereotyped BehaviorDepressionSpace PerceptionPhobic DisordersDose-Response Relationship, DrugAggressionMice, KnockoutQuestionnairesAgonistic BehaviorRisk-TakingChoice BehaviorBody WeightTest Anxiety ScaleNesting BehaviorSocial Behavior DisordersAnti-Anxiety AgentsSelf-Injurious BehaviorPsychiatric Status Rating ScalesMice, TransgenicAppetitive BehaviorDepressive DisorderBehavior, AddictivePredatory BehaviorImpulsive BehaviorDrinking BehaviorPanic DisorderCompulsive BehaviorAdaptation, PsychologicalCross-Sectional StudiesAmygdalaConsummatory BehaviorInterpersonal RelationsRisk Reduction BehaviorEmotionsSocial EnvironmentEscape ReactionAttention Deficit and Disruptive Behavior DisordersPersonality InventoryInfant BehaviorHealth Knowledge, Attitudes, PracticeCognitive TherapyMood DisordersModels, PsychologicalMotivationSubstance-Related DisordersReinforcement (Psychology)ParentingLongitudinal StudiesPerformance AnxietyRisk Factors