Chris Morgan has tracked large predators in some of the wildest and most remote places on Earth. He now embarks on a challenge that would fulfill a lifelong dream - to find and film a Siberian tiger living in the wild and free in Russia's far eastern forests.

Freshly graduated from college with a promising future ahead, Christopher McCandless walked out of his privileged life and into the wild in search of adventure. What happened to him on the way transformed this young wanderer into an enduring symbol for countless people, a fearless risk-taker who wrestled with the precarious balance between man and nature. Based on a true story.

Follows a mother polar bear and her two cubs as they try to survive in the Arctic despite the effects of global warming and an increasing scarcity of resources.

Specially developed macro camera lenses are used to portray a year in the life of a working bee colony. Stunning images take viewers inside the innermost secrets of the hive. Sequences include the "wedding flight" of the colony's virgin queen as it mates in mid-air with a drone; the life-and-death battle between two rival queens for the colony's throne; and the defeat and death of a thieving wasp at the entrance to the hive. The film also explores...

When thunderclouds begin to gather each year over Botswana's Kalahari, 20,000 zebras get itchy feet. As the first fat raindrops hit the dust, southern Africa's biggest animal migration gets underway. In a never-ending quest for grass and water, the striped herds undertake an annual epic trek across the vast landscape of the Kalahari's Makgadikgadi Pans.

In the heart of the Antarctic Peninsula there's a unique British post office surrounded by jaw-dropping scenery including 3,000 Gentoo penguins. You will see their four-month drama unfold against the backdrop of their lives primarily, cruise ships with enthusiastic tourists to photograph the penguins, and buy postcards to send to friends and family around the world from the Penguin Post Office.

The animals of the world may increasingly need our help with big issues like preserving habitat or species conservation. But sometimes individual animals need our help as well. Left disabled without fins, flippers, beaks, or tails because of disease, accidents, or even human cruelty, these unfortunate creatures need what amounts to a miracle if they are to survive. Luckily for them, sometimes miracles do happen.

The wildest frontiers of North, Central, and South America are explored in four episodes.

The American Buffalo delves into over 10,000 years of North American history, exploring the evolution and significance of buffalo to Native American people on the Great Plains and highlighting the near-extinction of the American buffalo, driven by factors such as the buffalo robe trade, westward expansion, diseases, and drought. The second episode follows a diverse group, including Theodore Roosevelt and Charles Goodnight, in their efforts to rescue...

It's time to celebrate the World Tree's birthday and all of the animals start dropping hints to ensure that foods they like are included in the cake. Ick has heard that some birds eat fish and now he's afraid of Burdette, but learns that not all birds have the same diets. Wartz spends the day with Smooch and Winslow, trying unsuccessfully to be a monkey until he remembers some of the cool things about being an amphibian. While Snook wants to see things...