#Jan van Hooff

Author: Erin Wayman / Source: Science News Mama’s Last Hug Frans de Waal W.W. Norton & Co, $27.95 During the last few weeks of her life, Mama, an elderly chimpanzee at a zoo in the Netherlands, received a special visitor. As Mama lay curled up on a mound of straw, biologist Jan van Hooff

This is Mama, a 59 year-old chimpanzee who was matriarch of the colony at the Royal Burgers Zoo in Arnhem, the Netherlands. The colony is famous as the basis of groundbreaking research involving primate behavior, resulting in the book Chimpanzee Politics by Frans De Waal. Back in April 2016 she