Winter starts to release her iron grip as we meet an unforgettable cast of northern animals - the Stormborn.
The lands of the north bloom as nearly 24 hours of daylight transform the snow-clad landscapes. Ewan McGregor narrates.
The animals of the north face the first stirrings of winter. Grey seals and reindeer turn their attention to mating, and young animals venture away from their parents for the first time.
