NatGeoWild HD

Snake catchers Simon and Siouxsie hunt for a deadly black mamba that's hiding in a house. A cobra also causes them problems when it flees up a tree. (S2, ep 2) 7+.

In winter's depths, Margot hunts fur while Billy attempts to build a hot water heating system to survive the frigid Northwoods.

Spring has arrived and Margot searches for a bear, Billy upgrades the cabin, Matty makes a backwoods deep freeze and Emilie and Gilbert work on a 'Shabotwan'.

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+.

Later, Gator! There's danger when an alligator snaps out of its restraints during a check-up. Staff uncover something serious when they treat a sloth with a limp. (S2, ep 5) 7+.

Follow vet Dr Michelle Oakley as she covers thousands of miles tending to the Yukon's animal population. Her first patients are a 300lb yak and a golden eagle.

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It's non-stop action for Dr Pol and the vets as they come to the aid of wobbly emus, calves, foals pups and goat kids.

The vets work their magic on oozing faces, baby beagles, weeping wounds and broken bones. A routine puppy check turns into a surprise for Dr Nicole.

Join Ronan Donovan on an unprecedented search for the elusive Arctic wolf. But finding them is just the beginning, as he tries to gain acceptance into their pack. 7+ (1 of.

After weeks of searching, Ronan Donovan attempts to get up close and personal with a family of wolves fighting to survive in the High Arctic. 7+ (2 of.

Having embedded himself with a family of wolves, Ronan Donovan witnesses a brutal bid for pack power after mother White Scarf strangely vanishes. (3 of 3) 7+.

Croc Wars: Grumeti Vs Mara: Each year, wildebeest and zebra cross the Serengeti for fresh grazing. But two legendary rivers stand in their way- the Grumeti and the Mara. (S1, ep 1) 7+.

South Florida is the only place on Earth that is home to both the American alligator and the American crocodile. Who is the baddest.

Australia's "boss crocs" faced near extinction from hunting and development, but these dominant predators continue to thrive today.

Star performer Rory the Duck's swollen leg has kept him out of show business for way too long. Meanwhile, two endangered species are given a new lease of life. (S2, ep 22) 7+.

A cheetah fights for its life against a mysterious and debilitating illness, and an elephant is artificially inseminated. (S3, ep 1) 7+.

The Schroeders stabilise two dogs after they were both hit by cars and Dr Ben works to remove a rusty nail lodged in a young bull's hoof. (S4, ep 11) 7+.

Bertie arrives in the Serengeti as the spectacular wildebeest migration kicks off. He's here to film the fastest land animal on earth: the cheetah. 7+.

Through astonishing footage of real-life confrontations, we see how each brush with death refines the honey badger's fearlessness.

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.

As Simon and Siouxsie search the city for a sly and elusive snake, they get a call from a man who believes his ancestor has returned in the form of a serpent. (S2, ep 5) 7+.

Margot takes advantage of the milder Yukon weather and tries her hand at a few new wilderness DIY projects.

Facing a spate of thunderstorms, Margot makes one final, all-out push to complete her Yukon dream home.

Staff throw a leaving party for polar bears Neva and Amelia Gray. Kangaroo Brie hops to the dentist and an unlikely bond grows between a takin and a camel. 7+.

The keepers need to catcha a Muntjac deer to discover why he's suffering from mysterious seizures. Meanwhile, a skunk sees a heart specialist. 7+.

It's a tough day at the clinic for all-species vet Dr Michelle Oakley. Plus, when a string of house visits get scary, two people wind up in hospital.

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Dr Michelle Oakley makes her annual 500-mile trek to help Alaska's newborn reindeer and moose. She also takes on a ferocious wolverine.

Survivalist Les Stroud embeds himself in the Alaskan wild for a close-up look at the highly-intelligent black bear. (S1, ep 1) U.

Armed with mortal venom or a suffocating embrace, snakes are up there with Earth's most lethal creatures. One bite from a Gaboon viper can kill an elephant - quickly.

As the world's deadliest predators meet in battle, one misjudged move could mean the difference between life and death.

On a Wing and a Mare: Dr Pol treats a sow who is too ill to care for her 15 piglets, a German shepherd that collided with a golf cart, a wobbly colt and plenty of puppies.

Dr Oakley scrambles to save a dog after it ingests human supplements, operates on a deer's suspicious lump and removes the eye of an alpaca.

The Schroeders stabilise two dogs after they were both hit by cars and Dr Ben works to remove a rusty nail lodged in a young bull's hoof. (S4, ep 11) 7+.

A team of audacious experts dare to catch, tag and examine great white sharks, who, with 3,000 teeth arranged in several rows, are one of the world's most dangerous predators.

Simon and Siouxsie find their lives on the line when they go out to a vicious snake that's eaten two kittens. An injured spitting cobra needs urgent treatment.

Lightning has struck an incoming flight. As engineers assess the damage, high winds lead to runway closures and another plane starts leaking a potentially dangerous liquid. U.

This Little Piggy Had an Ouchie: Dr Oakley treats a limping bull bison, a dog with a mammary mass and a reindeer that's unable to shed his antlers.

In one wild night across Earth's wildest places, predators rise, owls strike, lorises stalk and snapping turtles lure victims from the dark. Only a lucky few will make it through to dawn.

South America is a land of extremes and millennia of evolution have made this continent a land of mutants. Here, outlandish is the new normal. (S1, ep 1) 7+.

Beaches provide the backdrop for epic battles for survival. Just of shore, the shallows are full of life, but everything is fighting to stay alive. (1 of.

Alaska Natives race the ticking clock as a harsh winter threatens to unfurl. 16+.

As Thord and Terje risk their lives to save one truck's valuable cargo, Jo Roger and Stig help another truck which is stuck blocking a main road. 7+.