All episodes

Deep in Borneo's forests, Levison meets the last-remaining endangered orangutans, and learns more about their unique lives and their environment, as they face the threat of deforestation and poaching.

The explorer journeys to Namibia, and one of the most remote and physically challenging environments on Earth in search of some of the last 100 remaining endangered desert lions in the world. Levison enlists the help of his old friend and bushman guide, Kane, as they follow ancient nomadic hunting routes, crossing dried out riverbeds, scorching desert and rolling savannah on their way to a seasonal oasis that provides a rare sanctuary for wildlife in the seemingly endless desert

In the last episode of the series, Levison Wood braves temperatures down to minus 35C to travel across east Greenland looking for polar bears. He meets the Innuit people and hears how climate change is changing the landscape at a frightening rate, causing huge problems for both people and animals alike.