It’s hard to be a primate who lives in northern climes and doesn’t wear clothes. Resources are scarce, and you have to seize every advantage you can to stay alive and swinging. That may be why one group of monkeys has evolved an impaired tasting gene. Their worse sense of taste means they can better take advantage of the foods around them—especially the crops their human neighbors grow.
Japanese macaques, or Macaca fuscata, are also called snow monkeys. They live farther north than any ot