Chimps Playing the Inspection Game

Related Caltech news story: This video shows two of the chimpanzees in Japan playing a matcher-mismatcher game. Each chimp waits for a start cue, then presses a left or right bar on their own screen. After both have pressed, they get feedback in the form of a blinking bar showing what the other chimpanzee picked. If they matched (both left or both right) one chimpanzee gets a food reward which they can eat right away. If they mismatched,