Step into the Bay of Fundy's surging waters. Learn how this east coast ecosystem sustains an abundance of creatures, including hundreds of thousands of seabirds, the world's fastest predator, and a complex web of invertebrates.

Australia is home to the world's most toxic, venomous and dangerous creatures. From the oceans to the forest, swamps and deserts, it's a continent teeming with a hugely disproportionate number of creatures that can bite, poison or maim.

Observe vet Karina's fight to save a koala mauled by dogs, then face the clinic's toughest customer with vet Tim: a rainbow lorikeet who's quick to bite. Scoop up a peeved possum with rescuer Chantel and bond with Meaghan over a gaggle of goslings.

An Australian family go on an adventure to restore an old hunting ranch in South Africa. Their goal is to rebuild the overgrown habitat, create an eco-tourism ranch, and allow the natural wildlife, including predators, to move back in.

The lions of the Nomad pride rampage deep into the heart of the MK pride's territory, scattering its members and coming dangerously close to the five new MK cubs. Meanwhile, the Hollywoods are recovering, and Ava's survival skills are still intact.

Stalk the seas with sharks as they hunt using heightened senses and killer instincts. Watch a whitetip reef shark put its electrical sensors to work finding its prey's heartbeat, and the pelagic thresher shark stun its quarry with its whiplike tail.

Follow the story of Harry and Sally, a pair of little penguins. These flightless, flippered birds create some of the noisiest neighborhoods in nature. Theirs is a family saga of faithful relationships, committed homemaking, and vigorous nightlife.

The Emu is Australia's biggest native bird and is the second largest bird in the world after the African ostrich: two meters tall, with an almost three metre running stride and totally flightless. This bird inhabits a topsy turvy world, where females call the shots, eggs are green and men do all the work to produce and raise tiny babies, known as Stripeys.

Australia's birds of prey are some of the region's fiercest predators. These highly specialised killers are powerful, resourceful and striking; they use some impressive weapons to survive. This is the story of Australia's aerial hunters.

This documentary looks at the wildlife of The Drakensberg Mountain range. We take a look at how creatures survive in the hostile landscape, from the highest peaks to the rolling grasslands below.

The ancient plants and animals of the Cloud Mountains of South Africa have long captured people's imagination. It's a landscape defined by weather and threatened by invaders. But these mountains are not only a sanctuary for life in the present; they also offer a fascinating window into our past.

A narrow and harsh belt of western coastline in southern Africa is a land of contrasts where creatures are forced to adapt to survive. Meet the quirky and charismatic inhabitants that call this fragile interplay between land and ocean home.

For most of the year it's a desert, but during early August and September the dusty valleys of Namaqualand transform into a wonderland carpeted with wildflowers. Witness this magnificent transformation from arid desert to beautiful oasis.

The Yukon is a true wilderness, one of the last on Earth. The vast land got its name from its longest river, which the Gwich'in, one of the indigenous people of the region, call "Yu-kun- ah", or, the "great river". The third longest waterway in North America, the Yukon River flows through wide open valleys and narrow channels over 3,000 km Northwest towards the storm tossed Bering Sea.

It's November at Cape Tatnam. Winter is coming to the lower Western shore of Hudson Bay. But the ice – which should be forming on Hudson Bay by now – is nowhere to be seen. 2016 has been the warmest year on record. In late November, the temperature is 10 degrees warmer than its average. Climate change is wreaking havoc across the North. At just below zero degrees Celsius, the sea cannot freeze.

Learn about the world's largest volcanic island, a lone and rugged place where steam escapes, water explodes, and new ground is born every day. See how fire and ice collide in a battle that makes this the most geologically powerful island on earth.

Tour an island built by volcanoes, but sculpted by ice. About 1.5 million years ago, a sheet of ice descended from the north and covered the land. Today, massive glaciers continue to carve marine cliffs and cut down mountains.

Step into the Bay of Fundy's surging waters. Learn how this east coast ecosystem sustains an abundance of creatures, including hundreds of thousands of seabirds, the world's fastest predator, and a complex web of invertebrates.

Follow the adventures of three elephants across three very distinct African habitats. Their travels combine to tell the story of how these emotional and intelligent creatures evolved over millions of years to survive on the continent.

A veteran pair of osprey return home to a Connecticut saltmarsh. Over one summer they must battle their enemies, withstand the elements, and hunt hundreds and hundreds of fish, all to raise the next generation of sea raptors.

Test limits with jaguar cub Frida, who's honing her survival skills in Brazil's Caiman Lodge Reserve. Learn how to sneak with mum Gatuna, see sister Anouk help her hide from hungry interlopers, and go on a reckless solo trek that takes a lucky turn.

Watch sea lion Lola take her first chaotic steps into a macho battlefield on Argentina's coast. Cheer as this baby learns key vocal and swimming skills, fights to stay by mom Maria's side, and makes a lightning-fast escape from the jaws of death.

Welcome baby orangutan Topan, an orphan in need of a surrogate mom. Watch her learning journey in nursery school while her fellow students move through junior, senior, and wild-immersion schools. Meanwhile, 16-year-old Kasper preps for graduation.

Observe blossoming friendships and interspecies bonds in nursery school, and peek inside a bromance among junior-school buds Valentino, Yutris and Madara. See distractible Beni lean into his love of food and get a beating from a more-senior pupil.

Experience a roller coaster of emotions and growing pains as the sanctuary's orangutans move through six grades toward their release into the wild. Discover how Dilla's fate suddenly changes, and watch as big boy Beni goes on an unwelcome diet.

Follow the adventures of three elephants across three very distinct African habitats. Their travels combine to tell the story of how these emotional and intelligent creatures evolved over millions of years to survive on the continent.

Navigate the ocean's vast distances, depths, and darkness with nomadic sharks that thrive in the blue emptiness. Meet a lone blue shark traversing stormy Atlantic seas, and hundreds of hammerheads returning to their Pacific island breeding ground.

Ol Pejeta sits in the shadow of Mount Kenya – the second highest peak in Africa. It has one of the most beautiful sunrises in all of Africa.