In this episode the brothers visit South Africa, in search of the Big Five and the Little Five animals of the Savannah.

In this episode the brothers search the city for animals who call urban areas their home.

In this episode, the brothers take to the waters south of Florida in search of sharks and the other sea creatures that interact with them.

In this episode, the brothers track the African Savannah in search of the elusive and disappearing African Wild Dog.

In this episode, the brothers retrace the steps of some fictional explorers in search of a Tasmanian Tiger.  As they travel, they encounter many of the country's creatures.

In this episode, Chris and Martin team up with Allison to examine the way different creatures defend themselves against their predators.