The Washington Post:
Monkey see, monkey recall – at least for a couple of minutes.
Ben Basile of Emory University in Atlanta placed five rhesus monkeys in front of a touchscreen that briefly showed a blue square and two red ones. After an interval of up to two minutes, the blue square reappeared in a different place, and the monkeys were prompted to replicate the pattern in its new position by tapping the screen to place red squares.
Their success rate was significantly better than chance, showing for the first time that they are able to recall things from recent memory. This is more advanced than recognizing a familiar object, and it could be a precursor to long-term memory.
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