Mirror Self-Recognition

The ability to recognise oneself as an individual; lower animals, in particular birds, often attack mirrors, as the image is perceived to be that of another animal
References in periodicals archive ?
It has long been realized that dolphins rank among the most intelligent mammals, and they can do many things that great apes can do such as mirror self-recognition, communication, mimicry, and cultural transmission," Discovery news quoted Michael McGowen, lead author of the study, as saying.
Some elephants exhibit mirror self-recognition (MSR).
Until recently, the only creatures to conclusively show mirror self-recognition were mammals: humans, great apes, dolphins and elephants.
The failure of monkeys to "pass" the well-known mirror self-recognition test has fostered the belief that these animals have no concept of self.
While the veracity of that conclusion can be debated (failure at mirror self-recognition needn't mean lack of self-awareness), a recent study of macaques suggests that monkeys understand other beings as agents with their own perspectives and intentions.
Mirror self-recognition tests, which involve marking an animal with a spot that can be inspected or touched only by looking in a mirror, can be tricky to interpret, Pepperberg adds.
Evidence of mirror self-recognition among magpies shows striking parallels to what has been observed in bottlenose dolphins and elephants, comments psychologist Diana Reiss of the City University of New York's Hunter College.
Previous research had shown that rhesus monkeys consistently failed in the mirror self-recognition test, an important test of self-awareness, but like apes and dolphins, they did seem to possess the ability to monitor their own mental states.
These include mirror self-recognition, cultural learning, comprehension of symbol-based communication systems, and an understanding of abstract concepts.