Gorillas may have greater self-awareness than scientists previously thought. A new study finds that gorillas perform just as well as chimpanzees in tests that require awareness of their own bodies. A ...

The bluestreak cleaner wrasse passed an ape-level mirror test, challenging how we measure animal minds across the tree of ...

In theory, a reaction to an out-of-place mark in a reflection is assumed to be evidence of self-recognition for other animals ...

Humans are well known for looking in the mirror and responding to their reflections. Interestingly, scientific research has revealed that it is a rare trait among animals, with only a few species ...

Adélie penguins seem to have passed a portion of the mirror test, in which animals that see their reflection in a mirror appear to recognise that they are seeing themselves and not another individual.