Contact: Mary Beth O'Leary
Caption: Humans aren't the only species that knows how to carry on polite conversation. Marmoset monkeys, too, will engage one another for up to 30 minutes at a time in vocal turn-taking, according to evidence reported in the Cell Press journal Current Biology on Oct. 17.
Credit: Leszek Leszczynski
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Related news release: Marmoset monkeys know polite conversation