Animals -- Polar regions

Tying in with the BBC series of the same name, this title looks at the Arctic and Antarctic - the greatest wildernesses on Earth - and follows the extraordinary lives of polar animals.

Find a world of wonder beneath the ice. One quarter of our planet is frozen, locked in ice and blanketed with snow. These are the last true wildernesses - so hostile to man that they have barely been explored, so challenging for survival that only a heroic cast of animals can live here. And it's ...