The koala keepers head to Australia to learn more about caring for the animal ahead of the birth of the park's second joey. In the wolf enclosure, one member of the pack is trying to outwit the keepers and get through the safety gates. Zoologist Megan McCubbin enlists the help of the park's sheep shearer to create a distraction for the wolves and stop them from breaking out. Kate Humble gets the runaround from a pack of pygmy goats and Ben Fogle finds out what the keepers have learned from animals who have tried to escape. Hamza Yassin puts his zoom lens to use as he helps keepers monitor the native birds around the park's lake
