NatGeoWild HD

A fascinating and frightening look at the world's most dangerous creatures.

Snakecatchers Simon and Siouxsie race to the rescue when a huge black mamba is found in a child's bed. Later, a deadly spitting cobra turns on Siouxsie.

After the emergency farm calls and clinic visits for the week are complete, the Pols kick off their Fourth of July celebrations with a parade and a barbecue.

Dr Oakley meets a wolverine with a growing lump on its side and provides comfort to its worried owner.

Nalu and Chris Apassingok travel inland in search of reindeer, while Tig and Evan Strassburg embark on a traditional bear denning expedition. 16+.

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Blinding blizzards, sudden floods and boiling sand dunes make survival a daily battle for the Rockies' mountain lions, black bears, porcupines and pronghorn. (4/5) 7+.

An orphaned 600-pound manatee is ready to join her cousins in the wild. Meanwhile, a polar bear becomes the zoo's newest resident. (S2, ep 12) 7+.

From a lion invading a tent to a testosterone-fuelled elephant charging down a truck, it's no wonder these clips go viral. (S1, ep 4) 7+.

Safety comes in numbers when you're surrounded by Africa's deadliest. But when aggression turns inwards, whole families go to war. 7+.

There's trauma and drama this week as the clinic staff see a little of everything. Plus, Dr Emily has a very special case she refuses to give up on.

Luxury train the Ghan and its 3,000 kilometres of track need constant and skilled maintenance as they traverse the Australian outback. 7+.

Cameras follow Dr Jane Goodall as she travels over 300 days a year, using her wisdom and humour to spread a message of hope that every individual has the potential to create lasting change.

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+.

A pregnant okapi gives birth, a raven takes to the stage and a new resident arrives at Animal Kingdom's female mandrill retirement home. U.

Dr Oakley ensnares a wolverine. An arthritic jaguar gets help getting back on his feet and a cow's maternal instincts put Dr Oakley in a tight spot.

BAFTA-nominated documentary painting an intimate portrait of chimpanzee expert Jane Goodall - a trailblazer who defied the odds to become one of the world's most admired conservationists 7+.

Sierra Leone's chimps are struggling and the race is on to bring them back from the brink. A heartwarming look at life at the country's Tacugama Chimp Sanctuary. Features Dr Jane Goodall 7+.

Apollo 13, MGM Grand, Genoa Bridge: Why did Apollo 13 explode 200,000 miles from Earth? And what caused the devastating fire that swept through the MGM Grand in Las Vegas? 7+. (4 of.

Margot, caught off guard by an unplanned litter of puppies, prepares to leave her Yukon trapline early. Billy embarks on a backwoods salvage mission.

Warring animal clans battle for survival in a remote region of Africa. The winners are rewarded with the richest hunting grounds in the kingdom.

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.

Dr Brenda and newcomer Dr Sandra struggle to help a stubborn pig give birth on a brutally hot day. 12+.

Dr Oakley hatches a plan to move two baby musk oxen to a new home. A puppy develops a mysterious illness.

Tig Strassburg and his daughter Hazel battle the elements in search of bull moose, while Jody Potts-Joseph follows the returning caribou. 7+.

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Elephant seals duel for control of a beach on California's western edge, where bus-sized humpback whales halt their migration to snack on swarms of anchovies. 7+ (5 of.

Staff have their hands full with a koala who is mysteriously losing weight and a beloved lemur named King Julian who gives his keepers a scare. (S2, ep 13) 7+.

From bears taking dips in hot tubs to raccoons raiding kitchens and gators on our doorsteps, animals are getting bolder. (S1, ep 5) 7+.

In Africa, a deadly game unfolds as crocodiles and heat-detecting pythons hunt unsuspecting impala. 7+.

May the Horse be with You: It's another whirlwind weekend as Dr Pol, Dr Brenda and Dr Emily encounter everything from constipated cats to gassy horses. Plus, a surprise proposal.

Witness a triumph of engineering - the Bergen line - built to overcome extraordinary natural obstacles, from fjords to freezing conditions. 7+.

Documentary exploring the secret lives of squirrels. Having invaded the cities, these bushy-tailed critters now live side by side with us. But how much do we know about them? 7+.

Called the Queen of Ranthambore, fearless Machli is one of the wild's longest surviving tigers. But as her offspring challenge her for her territory, her reign could be at its end. 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+.

A gorilla receives a pioneering treatment, a rhino gets a fitness tracker, an antelope's weight loss is investigated and a tortoise has a party. 7+.

Dr Oakley goes to the rescue of a newborn reindeer with a serious injury. An unexpected guest threatens to scupper her plan as she tries to collar a black bear.

At the North Carolina Zoo, a gorilla has emergency surgery, vets examine a deadly rattlesnake and zoo keepers try to take blood from a lion.

The Maasai Mara, a vital savannah ecosystem, thrives year-round as resident wildlife welcomes newborns after the great wildebeest migration. (S1, ep 1) 7+.

The Maasai Mara, a vital savannah ecosystem, thrives year-round as resident wildlife welcomes newborns after the great wildebeest migration.

The Champlain Towers Condominium collapse in Surfside. The Kursk submarine disaster sinking in the Barents Sea. The Kings Cross train station fire. 7+ (5 of.

Warmer weather brings fresh tests as the homesteaders tackle summer hunting, major projects and a race to get a boat running.