(Airs Sunday, May 23) Are you cat-crazy or a dog die-hard? Watch as NATURE shares the stories of pet owners and their beloved animals.

Just how smart are monkeys? Their curiosity leads them to try new things, but it’s their culture that teaches them much of what they know.

It seems everyone has their own skunk story. But what do we really know about these infamous black and white creatures?

Creating new land, shaping forests and carving tunnels through the earth, the volcano fascinates a group of scientists and filmmakers who follow its every action.

At Victoria Falls, the Zambezi River reaches the edge of one world and plummets 350 feet into another. At over a mile wide, no other waterfall can match her scale.

In South Africa's Drakensberg Mountains, one animal’s perseverance makes it the ultimate survivor: the eland, the largest member of the antelope family.

On a remote Arctic island, a breeding pair of gyrfalcons and a pack of Arctic wolves struggle to raise their young as nine months of snow and ice melt away.

Following their protection as an endangered species, bald eagles have come roaring back.

Follow Rom Whitaker as he journeys around the world, reimagining the lines between fact and fantasy, in search of the fabled dragons' contemporary counterparts.

(Airs Sunday, October 10) In 1893, a bounty hunter named Ernest Thompson Seton journeyed to the untamed canyons of New Mexico on a mission to kill a dangerous outlaw: a wolf named Lobo.