Nature "Arctic Bears"
Polar bears are living on borrowed time. They are the descendents of grizzlies, long ago evolved to live and hunt on the frozen ice of the Arctic, eating a specialized diet of seal meat.

Nature "Is That Skunk?"
It's a familiar but mysterious creature in woods and neighborhoods all across America. Now, intrepid researchers and cameramen track skunks day and night.

Nature "Prince of the Alps"
High in the Austrian Alps, a female red deer, a leader in her herd, gives birth to a calf. Her status makes him a prince among the other calves.

Nature "Drakensberg: Barrier of Spears"
The Drakensberg Mountains are Southern Africa's Alps. But beneath their shimmering beauty lies an incredibly hostile environment for the creatures that manage to live there.

Nature "Why We Love Cats and Dogs"
Ask anyone and they immediately know - they're either a dog person or a cat person. What is this all about?

Nature "In the Valley of the Wolves"
They're one of the largest wolf packs ever documented. But when their patriarch and his alpha female are killed by another pack, the Druids' reign comes to a sudden end.