Self-recognition develops over time. To test this in humans…
Self-recognition develops over time. To test this in humans, a red mark is placed on the forehead of an unsuspecting child and then the child is put in front of a mirror. This test is called the . A similar method was developed by Gallup to test mirror self-recognition ability in chimpanzees, and has since been employed in a number of non-human animals. Gallup’s test is often referred to as the .