NatGeoWild HD

See what happens when some of the world's most dangerous animals turn on their own kind. On the African plains, a hippo defends its harem to the death. 7+ (1 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.

The entire zoo is on baby watch as Phoebe the elephant goes into labour. Meanwhile, a dentist makes a house call to perform a root canal on a polar bear. 7+.

Spring is in full swing and that means birthing season for the clinic. Dr Pol gets a request from the local baseball team that comes right out of left field.

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.

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.

Climate change is impacting the Alps; glaciers are melting, avalanches are increasing and fauna and flora are at risk. Join Felix Neureuther on a search for solutions. 7+.

The tow truckers get a new enemy - Mother Nature - as sudden changes in temperatures throw up unforeseen challenges for the ice road rescuers. (S4, ep 1) 7+.

It's Thord to the rescue when a storm slides a 20-ton transporter off the road and lands a car in a ditch. A driver's rookie error riles Bjorn. (S4, ep 2) 7+.

Simon faces his biggest fear as he tries to catch a black mamba. Then, a quest to save a spitting cobra proves a revolting test for his OCD.

Simon has a close call with a black mamba in the middle of the night. He also finds his first-ever snouted cobra, that's managed to hitch-hike to Durban.

Impossible: A chicken lays an egg while under anaesthesia and Dr Ben fixes a prolapsed cow and a puppy with an upset stomach. (S4, ep 3) 7+.

Cameras look down on scientists as they climb Mount Etna, swoop over Rome's ancient treasures and fly up into the Alps for a look at the world's strangest supercar school.

Soar over Barcelona's Sagrada Familia and one of the world's greatest abandoned buildings. Plus, look down as daredevils seek out the sea's most exclusive shellfish. RATING: AA.

Catch up with baby walruses, otter pups and others learning how to thrive in the coldest climates with the help of home-schooling, dedicated parents and lots of trial and error.

It's Simon and Siouxsie to the rescue, when a black mamba slithers into a kitchen, a huge cobra is spotted in a shopping mall and a mechanic finds a lethal snake in his toolbox.