If you don't like things that crawl, we don't recommend you continue.

If, however, you're a sucker for the incredible force of nature and the majesty of life, this is exactly the kind of thing you'll like: the annual migration of millions of baby crabs on Christmas Island is underway.

Every year in November or December, the crab species leaves its home, swarming from the centre of the 135 square-kilometer island to reach the ocean where they lay their eggs.

Then, around this time of year, the new generation wash up on shore and need to make the way back home without any of their parents to guide the way.

Credit: Breaking News