John Armstrong is the keeper for the Indian rhinos. Today, he is conducting a tour for a group of blind children. John loves to let these young children touch and play with his friendly rhinos. Lydia Attard is the zoo's bug keeper. She manages all the insects that are kept at the zoo, her special love being ants. Today, she is trying to breed tarantulas. A new litter of Arctic wolf pups have been born but they have been hiding from the vets. Today the keeper, Ken Greig, will try to lure them into a pen so that the vet, Dr. Graham Crawshaw, can give them their anti-worm medicine and shots.