Zeb explores why so many salmon migrate to Russia's far east, and why a threat to this truly wild salmon sanctuary could spell the end of this anadromous fish.

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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.

Across Iberia, food chains and ecosystems are being restored allowing endangered animals, including the rarest cat in the world, to flourish.

The daughter of an alpha female, hyena Spotty is a princess. But in a savagely competitive family, she must cement her status quickly or lose her rank forever.

Witness pound-for-pound battles between some of the biggest, baddest and most surprising fighters in the animal kingdom.

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

The team is saddened to see that Archer, the miracle dog that survived a fire, is back in the clinic after a dog bite left a gaping wound.

Examine the weirdest animals that hide deep beneath the soil's surface. From a worm exploding from the seabed to a miniature digger excavating miles of tunnel.

The team hook a great white off the rocky and barren Farallon Islands. But things take a dramatic turn and sanctuary staff suspend their permit. 7+.

Simon interrupts two mating boomslang snakes to rescue them from a stone-throwing mob. Can he prevent them both from slithering away.

Follow the behind-the-scenes drama at Dubai International. Cargo and construction materials go missing, causing chaos and hold-ups at one of the world's busiest airports.

Dr Oakley operates on an unusual mass and investigates a musk ox with a hair loss problem. 7+.

Running Otter Time: The vets treat seven pythons as the orphaned otter pups go to fish school and the keepers rush to help some arctic foxes. 7+.

David Attenborough narrates a stunning exploration of India's diverse wildlife, beginning with a look at life through the eyes of a newborn elephant calf.

David Attenborough explores life under the same canopies as Rudyard Kipling's Jungle Book, finding the rare Bengal tiger and monkeys drunk on fermented fruit.

Death Stroll: Challenged by weather, predator and policy, Alaskans survive and thrive on their native arctic lands. U.

Thord and Erlend get spooked trying to rescue a van beside a graveyard, while Bjoern gives rookie Jan Erik a lesson in becoming a proper rescuer. 7+.

Dr K opens the doors on a packed waiting room, where a fennec fox, a monkey and a bush baby all need her urgent expert care. 12+.

Experts heads to the Brazilian Amazon in search of a freshwater fish capable of giving a shock five times greater than a live wall socket.

The week starts with a Shetland ram whose horns are growing into his skull and ends with some good news for the Pol family.

Deep in the Costa Rican rainforest, Dr Oakley and the team track a tapir, help a pregnant sloth, release animals back into the wild and treat a Caracara.

Zeb uncovers the plight of five giant predators. Trapped in dry waterholes in the Outback, the fight for food and survival leads to a war between species.

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

In Italy and Croatia, efforts to save a rare species of bear are helping many other animals to thrive and landscapes to flourish.

The powerful Mwamba lion pride has long dominated the west bank of the river in Zambia's Luangwa Valley. But now this family is facing an uncertain future.

Witness pound-for-pound battles between some of the biggest, baddest and most surprising fighters in the animal kingdom.

Dr Pol wrestles to save a calf and mother cow in a troubled labour, Dr Nicole sutures two wounded ducks and Dr Lisa investigates a rare paw problem. U.

As Dr Oakley assesses a reindeer herd, the team try to get past a donkey protecting a mini horse, before checking in on some therapy animals.

Venture across Costa Rica to witness the country's dazzling diversity of hummingbirds and learn how these tiny creatures play a massive role in one of the wildest environments on Earth. 7+.

Forbidden to fish, the great white team have time on their hands. Will the sanctuary ever allow them to fish in the Farallon Islands' protected waters again? 7+.

Siouxsie comes face-to-face with a green mamba and Simon gets a narrow escape. Plus, the pair catch two bizarre snakes that don't belong in Durban.

A rare peek behind the scenes at one of the world's busiest airports. Staff are forced to deal with drunken passengers. Plus, crucial checks are made to the runways.

Dr Oakley performs a checkup on two scrappy lynx, and Sierra takes charge on clinic day. 7+.

Puffin but Trouble: As keepers dream of a sand cat kitten, a nervous puffin chick learns to swim and rescued black bear cubs prepare for life outside the zoo. 7+.

A look at the wonderful world of arachnids - possibly the best equipped hunters on the planet, armed with amazing weapons and inexplicable powers.

Few hunters in nature boast the power and majesty of birds of prey. Discover how they use powerful eyesight, talons and speed to survive.

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

Thord tries to tow out a car that crashed into a field after a snowstorm, while a driver steers his truck off the road to avoid a collision in the north. 7+.

Dr K meets Peanut, a ferret with a surprising problem. Plus, staff race the clock to save Ponchito, a parakeet in danger of losing his foot. 12+.

Experts head to the heart of Guyana in search of the fearsome Wolf fish, an 88-pound beast that has reportedly been hunting humans.

Doc Pol and Dr Lisa band together as an unstoppable dynamic duo to resolve two similar cases and complete a marathon puppy check.

The team treat a bull's limp, a cat's oozing lump, a musk ox's walking difficulties and a horse whose strong-willed filly is causing trouble. 7+.

Huge, flesh-eating, wall-climbing and snakelike, the giant eel can attack like a crocodile and live for over 100 years. Zeb goes in search of the biggest.

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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.

The Danube is the largest preserved wetland on the continent, a sanctuary for thousands of species - many are the last of their kind.

Born into the largest pride around, lion cub Milo looks to have his future made. But when a tragedy leaves him all alone, he must fight to be accepted.

Witness pound-for-pound battles between some of the biggest, baddest and most surprising fighters in the animal kingdom.

The pets of Central Michigan are in a jam, and it's up to Pol Veterinary Services to get them unstuck. U.

Deep in the Costa Rican rainforest, Dr Oakley and the team track a tapir, help a pregnant sloth, release animals back into the wild and treat a Caracara.

This stunning film explores Anaimalai, the 'Elephant Mountain', in southern India, and follows a baby elephant through its first year of life under the watchful eye of its mother. 7+.

Despite catching almost a dozen sharks near Guadalupe Island, things get problematic when the men start targeting adult females for blood samples.

A huge black mamba hides under the kitchen sink, Simon rips apart a couch to find a spitter and climbs a tree to catch a highly venomous vine snake.

An emergency in air traffic control leads to a runway closure that has major consequences across the airport. Plus, problems arise on the site of the new terminal.

The Oakleys head back to the Yukon on the longest day of the year, and there's plenty of work at Dev's farm to fill the day! 7+.

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. 7+.

Three-part series following animal babies in their early stages. Whether they're born weighing 30 grams or 100 kilos, these bundles of joy have a lot to learn.

Dangerous Playground. The time arrives for the weeks-old babies to meet their fellow creatures. But in a land rife with predators, danger can turn up at any moment.

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

When a truck driver refuses help after sliding to a standstill, he creates chaos on the main road. Plus, a gritter falls victim to the ice. 7+.

A swan swoops in with a worrying condition and a prairie dog has an unexpected reaction to surgery. A bearded dragon presents Dr K with a mystery. 12+.

Experts hunt for the snakehead fish, a predator that can live on land and allegedly attacks humans. Native to Thailand, it has recently been seen in the US.

While Dr Pol serves as the unofficial fair vet at the Isabella County Fair, the rest of the team juggle bellyaches, bee stings and babies.

The team treat a dog with nose bleeds, Woody Island's new calves, a gagging cat and an aging bald eagle. Dr Oakley is roped into a cowboy competition. 7+.

Six-feet long, the Murray cod is said to eat birds, snakes, possums and even its own kind. Zeb goes in search of these powerful, yet threatened, behemoths.

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Meet the unlikely duos that are inseparable. From going to work, to playing at the beach, these best friends do everything together.

Dr Ben performs surgery on a cat that swallowed thread and Dr Erin mends a puppy that played a little too hard.

A Serval Star is Born: Keepers try to figure out why a Bactrian camel has been mysteriously gaining weight and a serval cat gets stage fright when she performs in a show. 7+.

It's all go for Dr Pol as he treats a goofy rabbit, a pup that's swallowed a dangerous amount of nicotine and a goat with a mysterious disease.

It's the end of the summer, time for many of the animals to go into rut. A couple of critters on Dr Oakley's caseload, though, are slow off the mark.

Daughters Maya and Sierra come along for the ride when Dr Oakley heads to the big city: Anchorage, Alaska.

The animal kingdom is full of deadly snakes with killer instincts, bites and skills. These are the secrets behind some of the stealthiest predators on the planet.

Being an ice road tow trucker is tough. The hours and the conditions can be brutal and making time for their families is equally as challenging. 7+.

The team risk it all to keep Norway's most treacherous roads open. But if anything is damaged during a rescue, they could find themselves facing a crippling bill. 7+.

Simon and Siouxsie throw their lives on the line to get a deadly snake out of a sofa. They also help a man who didn't know he was room sharing with a mamba.

It's Simon and Siouxsie to the rescue when a brown snake has power station staff running for their lives. A whip snake gives Siouxsie a nasty surprise.

Springtime is always busy in Nebraska. Dr Erin attempts to unclog a cat's colon while Dr Ben examines a horse who can't shed her winter weight.

Odd Ducks and Other Medical Mysteries: The vets have a full plate, including surgery on a painted dog, a duck that won't stop laying eggs and a parrot with neck trouble.

Bongo Baby: Romance is in full bloom at Zoo Tampa as elephants play matchmaking and a pair of sloths take things slow. 7+.

Meet the giant snakes with killer reputations. From anacondas to man-eating pythons, experts investigate some of the biggest and baddest serpents around the world.

Snake catchers Simon and Siouxsie go to the rescue when the weather draws venomous snakes into homes and offices. Among them is a deadly black mamba. 7+.

Milestone achievements are only possible with steep challenges in Port Protection. Carl and Matt pull a 3,000-gallon barrel up a cliff.

Community members dive in together on some important aquatic projects, while Squibb addresses a potentially deadly issue for the Bay.

One Fish Tank King is forced to swim with sharks and stingrays as the team take on a challenge to build a tank that mirrors a turtle's habitat. 7+.

The pressure falls on Francis as he juggles an extravagant project for a couple in the Grand Cayman islands with making a fish tank gift for his girlfriend. 7+.

An unusual line-up of patients test Yukon vet Dr Michelle Oakley's mettle, including a Himalayan yak that shocks everyone when he wakes up during surgery. 7+.

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The vets treat a Shih Tzu's bizarre sores, save a choking horse, diagnose a starving iguana and survey a menagerie of peculiar pets.

From a harrowing farrowing, to broken bones, the vets pull off miracles. Meanwhile, the Pol family welcomes a new mare to the herd.

The team investigates a string of incidents to discover what makes Florida's New Smyrna Beach the shark-bite capital of the world.

Encounters with great white sharks are rising in California, and the team investigates why. Drone footage provides a window into shark behaviour.

Legends of Venom: Cobra: Step into the slippery world of the cobra. It's a realm filled with cannibalistic kings, bird-hunting desert dynasties and semi-aquatic toad hunters.

Legends of Venom: Viper: Vipers rule deserts, besiege homesteads and haunt the forest floor. Meet a snake family as diverse as the challenges they face.

Nigel's countdown takes him to the Philippines, where he seeks out a sea serpent with a deadly bite and the world's most venomous cobra.

From the wetlands of Rio Grande to the mighty Amazon rainforest, Brazil is a hotspot for deadly snakes and Nigel is seeking them out as he counts down his top ten.

The Hissing Lynx: Two baby white rhinos join the herd at The Wilds, a pair of red pandas have a blind date in a tree, and a super-cute tortoise baffles its doctors. 7+.

Waking the Dragon: The zoo's penguin colony gets annual exams, and the staff holds its collective breath as a rare pangolin pregnancy unfolds at the Columbus Zoo. 7+.

Cat- Atonic: Dr. Erin and Dr. Ben have the purrfect fix for any cat-astrophe. They head over to the Lute farm and wrangle some farm kitties for a check-up.

From the bizarre anatomy of the platypus to the Tasmanian devil, Australia's creatures rely on incredible adaptations to survive in diverse habitats.

Australia's coastline is a true natural wonder, encompassing a diverse range of bountiful habitats and witnessing high stakes battles between predator and prey.

Iconic creatures thrive in the remote inland habitats of the Mediterranean - but for all species, raising the next generation is the ultimate goal.

A wealth of wildlife, including some of the world's most remarkable survivors, call the serene waters along the Mediterranean coastline home.

A spitting cobra takes aim at snake catcher Siouxsie's face. Plus, a rats' nest causes a stir and an elusive black mamba hides within strike range.

Port Protection takes advantage of summer weather to harvest Nature's bounty. Dave Squibb and Kris scour the beach for precious firewood.

As the community of Port Protection springs forward, Squibb and Troy join forces to repair a sinking float that could cause a massive oil spill.

The team take on a huge project for The Rainforest Cafe in Disney World, knowing that if they fail they will lose one of their most valuable clients. 7+.

Jose performs a risky surgical procedure on a case of shark eggs as Living Color attempts to create a one-of-a-kind aquarium showcasing a mermaid's purse. 7+.

Dr Oakley chases sheep, protects an ailing musk ox, and teams up with a superhero pig. She then reunites with Patches, a dog with a puzzling paw problem.

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It's Dr Oakley's to the rescue when dog Harper gets caught in a prickly situation. Later, she squares off with a muskox and a bear cub undergoes surgery.

In Bulgaria's Rhodopes Mountains, a wildlife revival is underway. But to fully renew the circle of life, it's vultures that hold the key.

Rejected by his mother and bullied by his brothers, this oddball lion has had a rough ride. But his troubles are far from over as more trials lie ahead.

From bears crashing picnics to cougars chasing trail runners, the animals that call this place home can be wild.

As Dr Pol is called out, Dr Lisa skilfully stitches a wounded Chihuahua, Dr Brenda helps a calf in need and Dr Nicole gives a duck a pedicure. U.

The team treat a bull's limp, a cat's oozing lump, a musk ox's walking difficulties and a horse whose strong-willed filly is causing trouble. 7+.

Spring rain brings new opportunities to the land of the Iberian lynx but for the lynxes of the valley, it is always a challenge to raise their cubs. 7+.

The team begin their mission on Guadalupe Island where they catch a female great white they call Annika. But worryingly, she isn't the only visitor to the boat. 7+.

Simon and Siouxsie bring 25 baby rock pythons into the world and try to catch a black mamba.

Staff at Dubai airport cope with a stranded family who miss their flight. Plus, it's all hands on deck as they race to finish the new concourse in time for inspection.

Dr Oakley diagnoses a friendly ferret and performs surgery on a kitten with a bulging eye. Sierra attempts to pregnancy check a miniature cow. 7+.

Evolution has created countless wondrous creatures that are colourful, amazing and strange. The darker side of nature reveals some of the most bizarre forms.

Learn about the bizarre survival methods used by the animals of Madagascar. RATING: AA.

Explore an animal kingdom ruled by macho mammals, where testosterone and aggression equal power. Whoever wins the fight, wins control.

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

Thord and Bjoern rescue a truck that threatens to tip, while Jo Roger looks to save a snow plough - before a second truck crashes in the same spot. 7+.

The stakes are high as Dr K's team work to save a prairie dog from a life-threatening infection. A potbellied pig is rushed in and a rabbit needs surgery. 12+.

Expert fishermen head deep into the rainforest in Nicaragua in the hope of reeling in a 300lb Tarpon fish, one of the top predators in the country's rivers.

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.

At a wildlife sanctuary in Costa Rica, the team assess a pair of jaguars and a three-toed sloth, plus they treat a black river turtle and a tayra. 7+.

Experts scour the Pacific Northwest in search of the endangered and elusive green sturgeon, a monster fish that can grow to seven-feet long.

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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.

Sami reindeer herders and modern conservationists team up to save one of Europe's wildest frontiers. 7+.

Meet young leopardess a mummy's girl Chipadzuas. This pampered princess should have left the family a year ago but she just won't fly the nest.

Soon two-thirds of the global population will be living in cities, leaving wild animals to develop a whole new set of street smarts.

The Pols welcome a new foal to the family as the warmer spring temperatures turn up the heat on animal emergencies. U.

The team treat a dog with nose bleeds, Woody Island's new calves, a gagging cat and an aging bald eagle. Dr Oakley is roped into a cowboy competition. 7+.

Evolution has created countless wondrous creatures that are colourful, amazing and strange. The darker side of nature reveals some of the most bizarre forms.

In the Sea of Cortez, the men find themselves in unfamiliar territory. Has Amy gone there to give birth? And what secrets will they uncover? 7+.

A hitchhiking forest cobra at a wedding keeps Simon and Siouxsie guessing.

Staff have their work cut out at Dubai International when a $379million plane goes missing. Plus, with just 18 days left to complete the new concourse, the pressure is on.

Dr Oakley meets a dog with a badly infected paw, as the team takes part in a golden eagles research project and help a cat who has eaten its own tail. 7+.

It's a busy week at The Columbus Zoo as the companion dogs look after three new adorable cheetah cubs, and a scimitar oryx calf is born. 12+.

Before he loses all his feathers, Dr Katie races to figure out what has been keeping feisty penguin Barry from shedding for close to a year. 7+.

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

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

Survival Lessons: Joel Jacko builds a bridge across open water, while Jody Potts-Joseph trains her young dog team on the frozen Yukon River. 12+.

Thord and Bjoern join forces when a truck threatens to tip down a hill and Thord's daughter, Malin, heads out to rescue a van but fails to reach it. 7+.

Dr T builds a skateboard to get immobile tortoise Mimi back on his feet. A pig's problem proves hard to swallow and a rabbit's behaviour worries Dr K.

Zeb Hogan begins a global hunt for the world's largest fish. His search begins with the vampire fish, a 40-pound monster boasting six-inch long fangs. 7+.

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.

Dr Oakley struggles to capture some wily coyotes, before treating a cherished cow, vaccinating a jet-setting chihuahua and treating an elk. U.

The team investigates reports of man-eating freshwater sharks found in Florida's Indian River and more than 2,000 miles upriver in the Amazon.

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A routine task turns into a wild cow chase for Dr Oakley. Plus, a miniature horse needs her help, along with a disgruntled pig that's gone into labour.

Packed with spectacular imagery and new-to-science behaviour, Europe is one of the most ambitious wildlife series ever made. 7+.

A litter of wild dogs find their young lives on the line when a clan of hungry hyenas move in nearby.

Want to know why an octopus would slap a kayaker or why a sea snake might want to be best friends? Take a deep dive into some of the craziest clips.

A macaw lands at the clinic for a beak trim and ruffles a few feathers, Charles hopes that he has a solution for seat-stealing Tater and more. U.

At a wildlife sanctuary in Costa Rica, the team assess a pair of jaguars and a three-toed sloth, plus they treat a black river turtle and a tayra. 7+.

Warriors fight, kings fall and battle lines are drawn as chimpanzees and gorillas live out epic dramas in the heart of Africa's jungles.

The team hunt for pregnant great white Amy in the Sea of Cortez. However, deadly lines and nets suggest Amy has chosen a bad place for a shark nursery. 7+.

Simon and Siouxsie try to secure a black mamba escape artist, wrangle an irate python, and catch a cat killer.

Staff at Dubai's busy international airport are forced to cope with a large group of stranded travellers. Plus, a missing passenger throws a flight to Australia into jeopardy.

Dr Oakley joins a cattle roundup at a ranch, where she grabs a lasso and tries roping a calf. Plus, she treats a goat, a sheep, a horse and a dog.

At the Columbus Zoo, medical staff investigate the mystery behind an adult male flamingo with a muted call. 7+.

Everyone at the Columbus Zoo is waiting for the first baby giraffe to be born in over 20 years. 7+.

David Attenborough explores the resilience and adaptation of the desert lions and Demoiselle cranes that live in the intense heat and sandstorms of Marusthali.

A few species managed to thrive in isolation on the Galapagos Islands. As a result, the islands are a true evolutionary playground.

Dead on Arrival: Tig Strassburg's moose hunt is thwarted by a pack of wolves, while Marvin Agnot races to repair his home in the face of an approaching storm. 12+.

Thord must put his new rotator truck to the test when a tractor crashes down a hill and turns wheels up. 7+.

Maximus, a small ferret with a big lump, arrives for treatment, and a baby bunny has lost its hop. Meanwhile, something's really ruffled cockatoo Frida's feathers.

Zeb encounters ferocious piranha and some of the planet's most toxic freshwater river rays as he searches the Paraná River for a 400lb stinger.

It's puppy pandemonium as the vets are inundated with puppy check-ups. Plus, Dr Brenda wrestles a reindeer and Dr Pol treats a dog who's eaten something dangerous.

Dr Oakley treats a bulldog and an elk and moves three baby bison to their new home. The team meets a veteran and their beloved therapy reindeer. 7+.

The team head to the Deep South on the trail of a huge catfish said to be able to swallow a man whole. Does it exist? And if so, can they catch it.

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Dr Oakley must hold her ground when she treats two rather unpredictable boars. Plus, a camel needs neutering and some baby owls get their first check up.

Packed with spectacular imagery and new-to-science behaviour, Europe is one of the most ambitious wildlife series ever made.

The hungry Mwamba pride await the perfect moment to kill when a herd of buffalo move into their territory.

From a lion invading a tent to a testosterone-fuelled elephant charging down a truck, it's no wonder these clips go viral.

It's Father's Day, and the team is kept busy as a puppy tornado touches down at the clinic. U.

Dr Oakley treats a bulldog and an elk and moves three baby bison to their new home. The team meets a veteran and their beloved therapy reindeer. 7+.

Sandesh Kadur heads into the mountains of Ladakh in search of the elusive snow leopard, before exploring the jungle realm of the smallest of the big cats, the clouded leopard.

Despite discovering great whites, and pods of sperm whales in the bountiful Sea of Cortez, the men still want more, and go in search of the giant squid. 7+.

Simon encounters a mamba, an unidentified snake terrorises a school, and Siouxsie handles the deadliest of the lot. , ep 4).

Fog, faulty alarms and missing passengers present big challenges for staff at Dubai International, an airport that welcomes over one million passengers every week.

The team travels to a remote Alaskan island where they're shocked to find that the feral cat population has exploded.

At the Columbus Zoo, there's a gator on the loose and Hank the elephant practices his yoga. At The Wilds, an African painted dog overheats. 7+.

The staff at the Columbus Zoo say goodbye to their polar bears Neva and Amelia Gray before they head off to the Maryland Zoo. 7+.

Discover more about weasels and raccoons and their disproportionate ferocity, making them capable of hunting in almost all terrestrial ecosystems.

When seasonal flooding gives way to the dry season, stealthy jaguars prowl, army ants swarm and tarantulas bring down rodent prey.

Misery and Reward: Jody Potts-Joseph and Jamey Joseph set traps and harvest medicine, while Tig Strassburg builds a woodshed with the help of his children. 16+.

On the Hardangervidda, Thord and Bjoern team up to save a truck and trailer that crashed hard into the ditch. 7+.

A bird's check-up turns out to be anything but routine when Dr K spots a problem. An artic fox with a mystery illness gives staff a hard time.

Zeb travels to Albi in France where he discovers that huge catfish are feasting on pigeons. But can he catch one for himself.

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.

The team treat a pair of chickens who are struggling to walk, a dog with a lump and a cow who loves to give hugs and conduct a long-awaited pregnancy test.

The team brave the icy waters and hungry bears of Alaska in pursuit of a run of the world's biggest salmon.

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Dr Oakley is in for surprise when she comes face to face with a rather shrewd coyote. Plus, a seal pup needs emergency surgery if he is ever to see the ocean again.

The coasts of this continent host some of the greatest migratory gatherings on Earth and exude some of its most exotic colours.

Spanning Africa's mighty rivers, many imposing animals inhabit the waters. Explore the vast range of animals - from mighty to miniscule - that occupy these rivers. 7+.

From bears taking dips in hot tubs to raccoons raiding kitchens and gators on our doorsteps, animals are getting bolder.

While Dr Nicole investigates a cat's sky-high fever and Dr Lisa sutures a dog's puncture wound, Dr Pol is asked by a local baseball team to throw out the first pitch. U.

The team treat an elk calf's limp, an ox's dental emergency, a porcupine's swollen eye, a husky's shocking problem and give a pig a roadside pedicure.

A young jaguar is about to embark on the most important mission of his life, to strike out and find a kingdom of his own. 7+.

The crew believes the giant squid lurks in the deep waters beneath them. But will it show itself? Desperate, they call on the help of a world-famous squid expert. 7+.

Simon has his hands full with a black mamba that does will not be caught, a cobra hiding in a room of old sacks and a snake in a car.

While missing passengers threaten to seriously delay a flight to Perth, there are headaches for engineers when a $208million jet refuses to start.

The Oakleys are back at the Reindeer Farm, but this time the herd is in rut and their raging hormones are making them aggressive and unruly. 7+.

A Muntjac deer name Chowlie suffers from mysterious seizers, but the keepers will need to catch him first before they find out why. 7+.

Yin and Yang, two Asian small-clawed otters show off their x-ray training skills. 7+.

It's time for the teens to arm themselves for the kill. But have our fluffballs got what it takes to survive the Savannah? Let the hunting lessons begin.

To survive in South Africa, nature produces exotic fauna, including both giant and pygmy versions of common species to occupy challenging niches.

Eyes in the Night: Tig Strassburg confronts an encroaching wolf pack, while Marvin Agnot shows his nieces how to search for octopus during a low tide. 7+.