1. Reef

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. 25 April 2016

Ray Mears journeys to the Great Barrier Reef, where he encounters a humpback whale calf.

2. Wetlands

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. 2 May 2016

Ray Mears explores Arnhem Land, a vast wilderness in the north east of the continent.

3. Bush

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. 9 May 2016

In Victoria, Ray tracks down two Australian icons - the kangaroo and koala.

4. Rainforest

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. 16 May 2016

Ray Mears goes in search of the cassowary and the improbable tree kangaroo.

5. Coast

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. 30 May 2016

Ray takes to the seas in search of unique species like the weedy sea dragon, dolphins, penguins, and Australian fur seals.

6. Desert

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. 6 June 2016

Ray flies past the red rock mass of Uluru in a helicopter, camps under the stars and meets a variety of marsupials.