“A young chimpanzee named Ayumu outperformed human adults on a test that required memorizing the positions of numbers flashed on a screen for a split second.”

Reference: Kyoto University Primate Research Institute

More animal facts

The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.

A chimpanzee can learn to recognize itself in a mirror, but monkeys can't.

In psychologist Stanley Coren's 1994 book "The Intelligence of Dogs," the Poodle ranked as the second-smartest breed, behind only the Border Collie.