Chimpanzees share 98.8% of our DNA, which explains why they can learn sign language and also throw feces when annoyed. They have episodic memory—they remember where the best fruit was last season.
Top 10 Smartest Animals on Earth | The Brainiacs of the Animal Kingdom
But here’s the kicker: chimps are better than humans at certain short-term memory games. They can look at numbers flashed for a quarter-second and remember the sequence. You’d be lucky to recall your own phone number after that.
Sadly, their intelligence is often wasted on plotting the downfall of the alpha male.