Infant wariness and stimulus discrepancy.
D000367:Age Factors; D001288:Attention; D003220:Conflict, Psychological; D005106:Exploratory Behavior; D005133:Eye Movements; D005239:Fear; D005260:Female; D005556:Form Perception; D006185:Habituation, Psychophysiologic; D006801:Humans; D007223:Infant; D008297:Male; D011930:Reaction Time