For These Monkeys, Mother Knows Best

24take-articleLarge-v2New York Times 24th March 2014

When vervet monkeys confront dirty food — say, grapes covered with sand — most of them clean it, but not all of them take the same approach. And when very young monkeys confront their first sandy grape they watch, and learn.

Or, as the familiar cliché would have it, see and do.

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