A look at the vast, arid lands in the heart of Asia. These deserts and dry grasslands are so hostile that they push life to the limit. The animals that live here are some of the earth's toughest.

Asia has the longest coastline of any continent and the earth's richest coral reefs. This episode explores Asia's waters, as spectacular as they are diverse, and never-seen-before animal behaviour.

Asia is the most mountainous continent on earth. From the tropical south to its barren centre, its highest places are home to some of our planet's most remarkable wildlife.

A look at the remote reaches of Asia's frozen north, where creatures must overcome unique challenges, finding exceptional ways to thrive in a hostile world that pushes life to its very limits.

A look at Asia's beautiful and exceptionally diverse jungles. Whilst they provide shelter, food and opportunity, they are also full of dangers and hidden threats.

A look at how, in the planet's most densely populated continent, animals live at extremely close quarters with people - from tigers making a home in town to elephants stopping traffic for food.

Many passionate people are dedicated to saving the wild animals of Asia. These individuals and their ingenious solutions give hope and optimism for the future of the continent.