Episodes

Humpback whales' songs carry thousands of miles, while a sperm whale scans the ocean depths with a sonar laser beam louder than a thunderclap. "Voices of the Sea" reveals a surprising underwater world where sound takes the place of sight. 4/11/2012

Find out how clever - and how much like us - whales and dolphins might be. 4/4/2012

Join PBS Nature, as it dives into the world of whales and dolphins, and reveals the secrets of their intimate lives like never before. Watch a preview of the upcoming film, Ocean Giants.

New insights about a species that is far more smart and wily than most ever imagined. Is city life cultivating “über-raccoons,” ready to take over the world? Watch a preview of Racoon Nation.

Fortress of the Bears enters a world shaped by bears, trees, and salmon, and explores the delicate balance of their interconnected lives.

Following the stories of several urban kangaroos, Kangaroo Mob reveals how these metropolitan marsupials manage to survive the city, and documents the ongoing debate on how best to manage them.

One man's remarkable and moving experience of raising a group of wild turkey hatchlings to adulthood.

Harpy eagles are the heavyweight hunters of the South American rainforest, the most powerful birds of prey in the world.

Go above and under ground to see “the homelife of wildlife.”

Dogs' roles as guard, hunter, herder, hauler and spiritual protector, as well as current theories about the wolf's evolutionary leap. 10/5/2011

What happens to nature after a nuclear accident? And how does wildlife deal with the world it inherits after human inhabitants have fled?

Victoria Falls, is the largest waterfall in the world, this awesome force of nature divides two natural worlds - the tranquil meandering river above the cascade and the raging abyss of the gorge below. 6/5/13

Chris Morgan travels to the far north of Alaska to observe polar bears in early November. In spring, Morgan travels to the North Slope of the Brooks Range, where grizzlies await the roaming caribou. 7/25/2012

Chris Morgan explores the world of black bears caught in the crossroads of urban development in Anchorage and the wilderness, and he journeys north 610-miles from Denali to Prudhoe Bay along the only Alaskan highway to reach the Arctic. 7/18/2012

Ecologist and bear biologist Chris Morgan shares his thoughts on the three-hour film series Bears of the Last Frontier.