Lwiro Primates says in their caption that "Jeje loves tickles!" and describes the chimpanzee's laughter as, "one of the best sounds in the world!" Commenter @cynthiamcbrantey laughed, "One thing ...

A chimpanzee’s “sweet faces” graced the exhibits at a Michigan zoo for nearly a quarter century, and for decades more at two other zoos. Peggy, the 55-year-old chimpanzee at John Ball Zoo ...