This video is one the items of the supporting information of the 2006 paper, 'Self-recognition in an Asian elephant' (PNAS November 7, 2006 vol. 103 no. 45 17053-17057). The study titled has found that elephants, like humans, chimpanzees, and dolphins, recognize themselves in mirrors. Robert Siegel talks with Joshua Plotnik, a gradate student in psychology at Emory University's Yerkes National Primate Research Center, who co-authored the study.