No Grumpy Old Men in the Chimp World – The New York Times

  1. No Grumpy Old Men in the Chimp World   The New York Times
  2. How’d we get so picky about friendship late in life? Ask the chimps   Phys.org
  3. Chimps pare down their social circle in later years – study   The Guardian
  4. Like humans, male chimps mellow with age   Science Magazine
  5. What chimps can teach us about changing human friendships   Inverse
  6. View Full Coverage on Google News

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