A tiny loggerhead turtle hatches on the beach, rushes to the water, and makes her journey far out to sea, where she grows bigger and stronger in preparation for returning to the beach to lay her own eggs.
In Alaska, a walrus calf and his mother make their last trip together to the summer feeding grounds in the Chuckchi Sea before he is ready to leave the nursery herd and take his place with the bulls.
In the warmth of spring, a polar bear awakens and begins to teach her cubs what they need to know to survive in the harsh conditions of the north coast of Alaska, on the Arctic Ocean.