Reports

"Self-Awareness" in the Pigeon

Science  08 May 1981:
Vol. 212, Issue 4495, pp. 695-696
DOI: 10.1126/science.212.4495.695

Abstract

Each of three pigeons used a mirror to locate a spot on its body which it could not see directly. Although similar behavior in primates has been attributed to a self-concept or other cognitive process, the present example suggests an account in terms of environmental events.