NatGeoWild HD

Who runs the zoo? Girls! It takes a fierce team of females to wrangle a huge polar bear and some very hungry Heart of Africa residents. (S1, ep 1) 7+.

Leaving one hive to start another, these hornets will sacrifice everything to help raise legions of grubs and protect the hive at all costs. 7+.

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

Three Mile Island, Mont Blanc Tunnel, Sampoong Mall: How did a nuclear reactor at Three Mile Island melt down? And how did a small truck fire become a lethal inferno? 7+. (3 of.

Margot takes another crack at backcountry bridge building, but this time she's determined to use the Yukon's harsh conditions to her advantage.

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+.

Your one-stop-shop for all things cruise; bringing you the hottest destinations, ground-breaking ships and the latest deals to ensure your next cruise is your greatest one.

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.