Wildest Places - Episode Guide

The Coral Triangle contains more than three quarters of the planet's coral species, and the world's largest and smallest fish.

The bays of the Coral Triangle, lined with volcanic ash and mud, have borne some bizarre and intriguing marine life adaptations.

The world's largest living structure, the Great Barrier Reef, is home to curious residents and seasonal visitors.

There are 25,000 islands in the vast Pacific Ocean. Each one fosters its own ecology with unique rules and behaviours.

Even in the coldest, driest and most inhospitable place on Earth, life finds a way to survive - and thrive.

Every animal in Antarctica answers the call of the seasons. The continent itself is vastly different in summer and winter.

Antarctica was once in the centre of supercontinent Gondwana. Traces of these connections remain in its plants and marine life.