A leopard hunt, an elephant with a tumour and a tragedy result in a change of direction for Don ...

Donald acquires an anaesthetic dart-gun and uses it to good effect, but there are some cases which require a little understanding ...

Things get out of hand when a vet is mistaken for a doctor and a doctor is mistaken for a vet....

Every little helps - including hypnosis when dealing with wild animals. But help in feeding can lead to unwanted results....

Donald is getting used to being called out to strange kinds of animals. But what can anyone do when the owner is convinced of a cure ...

One more failure and a reminder of the past convinces Donald where his new life lies ...

A pleasant walk, a rainstorm and another dead zoo animal. Is it lightning or something more sinister ...?

Donald Turner's distress at his own helplessness with zoo animals is once more tested when Rajah, the tiger, becomes ill ...

Donald Turner 's success rating isn't very high in the zoo world - and it is not improved when he is recalled to treat Mary, the elephant - only this time for toothache ...

Donald Turner returns to his home town to work as assistant to the local vet. It is difficult enough to adjust to a new job, but when your first patient is an elephant with 'the skitters'...