I have long thought that there are many ways of being aware of self. Some animals have passed the mirror test, but others seem to disregard that information. In this study, a different approach was used.
The mirror test is based on visual appearance, but the ‘body as an obstacle’ test is about one’s own actions and the physical properties of our bodies as an extension of that. Elephants have both these types of self-recognition figured out. Dogs, it seems, may only have one.
“Although dogs did not pass the mirror mark test, we now have evidence that they can pass the body as an obstacle test,” the researchers conclude.
Read the full article here: https://www.sciencealert.com/dogs-may-have-a-special-ability-we-didn-t-know-about-curious-test-reveals
Original study here: https://www.nature.com/articles/s41598-021-82309-x