Overview: Two brave individuals volunteer to experience life as an animal for four very long days. With the help of horse-behaviour experts, the two aspirant Dr Dolittles learn to sleep, eat and communicate like a horse. They will need all these skills to face their biggest challenge - to rise up through the horse hierarchy and become leader of the herd. But for one of the would-be horses, trying to be accepted by the herd proves more difficult and more painful than they had ever imagined.