From movie stars to citizens of the world, the green sea turtle is a fascinating reptile no matter how you look at it. They migrate over thousands of kilometres and somehow manage to return to the same beach where they were born to start the lifecycle over again. Find out about the mysterious life of the green sea turtle and why we need to stop it becoming extinct.

Australia has been an island continent surrounded by oceans for millions of years. During this long, long time, its animals have evolved into species that are unique and precious. Covered with feathers, fur, spikes or scales, Australia's wild creatures can be beautiful, frightening and even dangerous. Although all Australians know what kangaroos or koalas look like and where they live, there are many other local animals whose ways of life are still a mystery, even to scientists. Find out about Australia's wonderful animals in this series, then look at them in a whole new way the next time you have a chance to get up close at a zoo, in the wild or in your own backyard.