The Gorilla Rainforest welcomes another new arrival as Vana gives birth to her own gorilla baby. Brendan travels to Tunisia to see an incredible conservation project which has brought the scimitar-horned oryx back from extinction. Zuko the southern white rhino calf is getting bigger and stronger by the day, so the time has come for him to move on to a new herd. The team start a new training regime to get him ready for the big move