Deep in the Indian Ocean is the tropical oasis of Christmas Island. The island is home to over twenty endemic species from ocean birds to enormous crabs.

When monsoon clouds signal the beginning of the wet season, millions of red crabs march off to the ocean to breed. However the red crab numbers have dropped from hundreds of millions to around thirty million in just over a hundred years of human settlement.

Join the Red Crabs on their epic journey not just to breed but to survive as a species.