NatGeoWild HD

See the construction of the world's longest continuous staircase in the Nordic region and explore a snowy hot air balloon ride unlike any other. 7+.

Follow a fearless mother cheetah as she proves she'll do whatever it takes to protect her cubs. A stunning portrait of the world's fastest predator. 7+.

Simon and Siouxsie chase a frighteningly-fast black mamba that has got into a kitchen. Simon is forced to face his fear of heights to get a snake out of a tree.

Breanna and Oliver drop pots for shrimp, Sam and Curly help each other out and look for salmon and Squibb and Matt make major upgrades. 7+.

As the residents spend time and energy to get results before winter, Matt and Carl get ready for an epic journey and Oliver chases after deer. (S6, ep 15) 7+.

Cyril and his team of adventurous filmmakers continue their dangerous quest to collect more salmon samples in the Northern Pacific. (S1.

Cyril and his team must find their way out of the remote wilderness before severe weather destroys their salmon samples. (S1, ep 4) 7+.

Dr Michelle Oakley gets caught in the middle of a brawl between two bear brothers. Plus, an injured horse fights back and an alpaca requires urgent attention.

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Pol-Ar Express: An ice storm shuts down the clinic, but when treacherous weather leaves injured animals in its wake, Dr Pol and his team rush to the rescue. U.

A whirlwind of emergencies keeps Doc out on nonstop farm calls while his team of vets keep the clinic covered. U.

The team investigates a string of shark attacks on the east coast of Australia, putting local theories to the test and revealing fascinating biology. 12+.

The team investigates an attack on a foil boarder in Australia - are sharks attracted to these boards? And does something stimulate an attack? 12+.

Every species must fight to survive in the forests of the Iberian Peninsula, one of the most biodiverse regions on Earth. 7+ (1 of.

Animals must compete for limited resources in the forests of the Iberian Peninsula to survive the harsh summer drought. 12+ (2 of.

Survival has never been tougher in the rainforests, where only the most resilient triumph.

From cheetahs in Kenya to America's blizzard-battling bison, grasslands life gets harder as the seasons grow more extreme. With Bear Grylls.

Meet some of the deadliest patients at the zoo, a 200 pound python with killer back pain, a girl-shy male lion and a bear with a gnarly cough.

An abscessed tooth turns nasty for an aging sheep, Lulu the giraffe has her baby and a dangerously skinny skink confounds the vet staff.

The docs tackle high-stakes challenges, while lighter visits include a puppy's first exam, a constipated tortoise and a bearded dragon gender reveal party.

Step into the wild and untamed world of Earth's most powerful predators - the big cats - in this unfiltered look at the kings and queens of the animal kingdom.

Follow Toto, a leopard with unusual aquamarine eyes, for the first years of her life as she learns fundamental survival skills. Suitable for all audiences.

In 2009, the southern Line Islands had pristine coral reefs and thriving ecosystems. But in 2015, ocean warming hit hard. Six years later, will there be signs of recovery.

Follow National Geographic Explorer Enric Sala and his Pristine Seas project as they travel the globe to save our oceans. 7+.

Simon makes a gruesome discovery in a shipping container after workers stumble on a black mamba. An office goes into lockdown when staff spot a green snake.

With the help of neighbours Carl and Morgan, novice crabber Matt Carlson breaks in his new boat in an iceberg minefield.

The Apassingok family brave ice floes on the hunt for marine mammals, while Tig Strassburg travels frozen rivers in search of fur bearers. 16+.

Vet Dr Oakley embarks on an airborne mission to track down a troublesome wild boar. But this problematic pig proves hard to wrangle.

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While Dr. Oakley awaits a litter of puppies, she hits the road to treat a stubborn bison and a moose with a respiratory issue. (S7, ep 7) 7+.

As ravenous sharks threaten to derail the team's mission, Cyril and his team race to find the Giant Trevally, stopping at nothing to succeed. (S2, ep 8) 7+.

Sometimes, kooky courtships, mystifying mating, peculiar pregnancies and bizarre babies all come together to make one big happy family.

Spring, summer, autumn winter - each season brings a new beauty to the soaring peaks, dense forests, deep canyons and serene valleys of America's National Parks. (2 of.

Dr Ben and Erin assist a kitten with a dangly leg, save a St Bernard puppy in the throes of kidney failure and outfit a Bichon with some cool new shades.

Take in a vibrant Baltic Christmas market in Gdansk, a reality-changing light show in the city of Torun and the remarkable Hel sandbar peninsula. (1 of.

The docs tackle high-stakes challenges, while lighter visits include a puppy's first exam, a constipated tortoise and a bearded dragon gender reveal party.

A surprising look at unusual animal friendships, including a remarkable bond between a tiger and a lion and giant rabbit that's brought great happiness to a cat. (S5, ep 5) 7+.

Staff anxiously await the zoo's first giraffe baby in more than 20 years. A rowdy bunch of penguins needs a check-up - well, that's if the keepers can catch them. (S2, ep 4) 7+.

With staff responsible for more than 70 million passengers a year, there's never a dull moment at Dubai airport. (S3, ep 1). All Ages.

Time is of the essence when Dr Oakley is called to Quebec to help a team of scientists battling to save a unique caribou herd from being wiped out.

To collar a wolverine, Dr Oakley works with a research group, and Oakley's daughters help her when an alpaca gets rowdy. RATING: NU12.

Whether it's a beloved family dog or a service animal that's gone beyond the call of duty, these animals and humans are besties fur-ever! RATING: NU12.

Phil leaves the Australian mainland to discover which island-dwelling animal, from the dingo to the death adder snake, is truly built to survive. 7+.

Phil ventures into the Australian savannah to discover which species, from the wedge-tailed eagle to the coastal taipan, is most built to survive. 7+.

Johnny Rolfe explores uncharted territory, only to find himself ensnared in unexpected circumstances. Meanwhile, Kaleb uses bush ingenuity to save a relic. 12+.

Thord and his rookie rescue worker Andrzej have their work cut out for them when they help a polish driver with valuable cargo loaded with sugar. (S2, ep 2) 7+.