That being said, just like dolphins, elephants have passed this test.

It has been proven that elephants have a great memory, as they can recognize themselves in the mirror, as well as other members of their herd, even though they have probably been separated for years. So, be careful how you behave with an elephant, because they will never forget you!

In addition, you might also like: 10 Human Mental Disorders You Had No Idea Could Affect Your Pet Too.