Can any creatures recognize their own reflection? A rare few can—and it says a lot about how their brains work.

The mirror self-recognition test (MSR) is used to see whether an animal understands that the image in the mirror is itself, not another animal. It's a hallmark of self-awareness, and only a handful of species have passed.

Here are some of the smartest animals who seem to know exactly who’s looking back:

Elephants
Asian elephants have passed the test by using their trunks to explore a mark placed on their heads—visible only in the mirror.

Bottlenose Dolphins
They recognize their own reflection and check out parts of their bodies, passing the test as early as age one.

Orcas (Killer Whales)
Closely related to dolphins, they’ve shown similar behavior—though scientists are still debating the results.

Great Apes
Chimpanzees, bonobos, orangutans, and some gorillas have passed. They touch marks on their faces and watch themselves move.

Magpies
One of the first birds—and first non-mammals—to pass. They pecked at colored stickers placed on their feathers after seeing them in a mirror.

Cleaner Wrasse (a tiny reef fish)
This small fish surprised scientists by appearing to recognize itself and trying to remove a mark. But some argue it's not true self-awareness—just unusual behavior.

Dogs and Cats?
Dogs mostly ignore their reflection, relying on scent instead.
Cats? They tend to stare—or walk away like they’ve got better things to do.