On the other side: Parrots cannot recognize themselves in a mirror https://talkieparrot.com/behavior/can-parrots-recognize-them..., while monkeys can https://en.wikipedia.org/wiki/Mirror_test . I consider the mirror test a better test for a higher form of intelligence than simply being able to simulate talking. So the real question nowadays would be: Can GPT-4 pass the mirror test? Can it detect it‘s own output, if you echo it back to it?