Australian Wilderness with Ray Mears - Season 1 Episode 5 -

On the rugged Dampier Peninsula in North West Australia incredible tides have shaped the land and the wildlife. The rough seas are home to dolphins, and Ray watches a mother and her calf hunting in the surf, seeking food that the tide has churned up. A trip to an island of shells brings Ray face-to-face with one of the world's biggest oysters - but there is no time to explore the island further, as the tide is roaring in again...