Social SciencesPsychologyZoologyAnimal BehaviorSocial CognitionVisual PerceptionComparative CognitionLight PerceptionPerception In AnimalsPrimate CognitionReflectionVisual SystemMirror ReflectionPrimate BehaviorReflection CuesReflective Self-awarenessSelf-reflectionSurface Reflections
After prolonged exposure to their reflected images in mirrors, chimpanzees marked with red dye showed evidence of being able to recognize their own reflections. Monkeys did not appear to have this capacity.