Leopard & Hyena: Strange Alliance

Every year thousands of elephants go on a quest for food and water. On the way they are shadowed by the most dreadful predators.

The largest predator on the planet, the sperm whale, is your host for an amazing exploration of the final frontier – the world at the bottom of the ocean. From the makers of the Walking With series comes this incredible marine tour, in which you'll witness a rarely seen world of hidden mountain ranges, majestic canyons, volcanoes and the beautiful and often deadly creatures that inhabit the deep sea.

In this special documentary that inspired a two-season television series, scientists and other experts speculate about what the Earth, animal life, and plant life might be like if, suddenly, humanity no longer existed, as well as the effect humanity's disappearance might have on the artificial aspects of civilization.

They are inspirational, playful, powerful, interesting and very intelligent animals, which have a magical bond with the people: Dolphins. You'll see these magnificent animals in their natural habitats - reefs in Eilat, the largest marine reserve in the world. And also be able to watch a dolphins dance and play with the camera, dive or just durachatsya. Never seen so close before!

Ocean Oasis is a fascinating journey into the bountiful seas and pristine deserts of two remarkably different, but inextricably linked worlds — Mexico's Sea of Cortés and the Baja California desert.

Industrialization brings progress, but also harmful influences on the environment. Warning of the dangers of waste materials dumped into the air and the waters.

A documentary film that shows the endemic bird species that spend most of the year in the Prespa Lake region.

In the heart of Borneo's rainforests, one of the oldest and most biodiverse ecosystems on Earth, lives the orangutan, arguably the largest tree dweller. The main story is about mother ape Sati and her one-and-a-half-year-old daughter Huyan on their journey through the jungle, while at the Sepilok Orangutan Rehabilitation Centre, orphaned and rescued young animals are given a chance at a new life in the wild. But their habitat is threatened by radical deforestation and palm oil plantations. This impressive documentary shows these endangered great apes at eye level for the first time. With the help of innovative drone technology an insight into the dizzying treetops of the jungle giants was, achieved where they mostly stay. It discovering the secret lives of these extraordinary animals with insightful footage and partly some scenes never before seen. Unforgettable images illustrate why protecting the rainforests is crucial for the orangutans and the future of our planet.

Lost Worlds looks at untouched aspects of nature in parts of the world where humans rarely tread. From plants, to animals, to geology, this artfully photographed documentary presents facets of the biological world that you are not likely to see anywhere else.

Ashes and Snow, a film by Gregory Colbert, uses both still and movie cameras to explore extraordinary interactions between humans and animals. The 60-minute feature is a poetic narrative rather than a documentary. It aims to lift the natural and artificial barriers between humans and other species, dissolving the distance that exists between them.

Marine biologist Dr. Austin Gallagher searches for the holy grail of shark research -- the secret breeding grounds of tiger sharks.

Thanks to sophisticated equipment, marine biologists have managed to capture unprecedented scenes of the intimate life of humpback whales off the Australian coast. A spectacular immersion in the intimate life of this mysterious species. Off the coast of the Kimberley in northwestern Australia is a major breeding ground for humpback whales. Thanks to sophisticated equipment, such as aerial cameras on board quadrotors or innovative night vision technologies, Curt and Micheline Jenner, whale researchers, capture unprecedented scenes revealing the behavior of cetaceans.

Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David Attenborough’s natural history series. In this documentary, he takes us on a deeply personal journey which reflects his own life and the way he came to understand Darwin’s theory.

Follow comedian Ellen DeGeneres as she fulfills her dream of protecting Fossey’s legacy by building the The Ellen DeGeneres Campus of the Dian Fossey Gorilla Fund in Rwanda.