Kivu, a Western lowland gorilla, seems to enjoy his workout (Picture: PA/Paignton Zoo) A super-fit gorilla stunned zoo visitors by demonstrating a workout in his enclosure that would put any gym ...

London Zoo's new gorilla enclosure has heated waterfalls, secluded caves and a private gym — luxuries that zookeepers hope will encourage Effie, a 14-year-old female, and Bongo Junior, a 23-year ...