Keri and her horse train for the Cowtown Derby in Claresholm, Alberta; Dr. Keri castrates a feisty stallion.

Dexter the dog has serious breathing problems; the team of pickers counting on abandoned storage locker goods gets an unfortunate surprise; Halo the chihuahua discovers more than exercise in the local dog park.

A chihuahua named Rue has a leg injury; having drained his savings, owner Ken is on the verge of surrendering his sick cat, Nagi; the picking team uncovers a bonanza of bikes with an unexpected past.

Hobo is mistaken for a sheep-killing wolf.

Hobo helps a boy who is being bullied off the school track team.

Critically injured koalas are rescued from Australia's blazing bushfires; two-tonne rhino calf named Kipenzi wreaks havoc in the zoo trucks; snow leopard Miska reveals an exciting secret.

As the Tasmanian Devil faces unprecedented challenges in the wild, at Taronga's Western Plains Zoo, the latest batch of feisty devil babies is welcomed.

As the summer comes to an end and the water temperature drops, the bluefin start their migration to the Mediterranean and the Gulf of Mexico.

Hobo is mistaken for a sheep-killing wolf.

Hobo helps a boy who is being bullied off the school track team.

Richard must out-smart and out-fish the competition; Conway has a mega haul of mackerel in his sights; Todd gets a massive order from a foreign buyer.

Richard Gillett risks skipping crab to go for winter herring; Paul Tiller steams to the first crab strings of the season; Conway and Rick set off to pull their first crab pots.

Richard Gillett struggles to train a new skiff man; Conway's new guy is finally getting the hang of things; Paul's crew enjoys the best crabbing in years.

The team faces danger at the end of its search for the giant piraiba.

Richard must out-smart and out-fish the competition; Conway has a mega haul of mackerel in his sights; Todd gets a massive order from a foreign buyer.

Richard Gillett risks skipping crab to go for winter herring; Paul Tiller steams to the first crab strings of the season; Conway and Rick set off to pull their first crab pots.

Richard Gillett struggles to train a new skiff man; Conway's new guy is finally getting the hang of things; Paul's crew enjoys the best crabbing in years.

The team faces danger at the end of its search for the giant piraiba.

Scientists at Taronga Zoo must teach a rare bird its natural mating song.

With more than a thousand carnivores living at Taronga Zoo, the zoo's only butcher, Karlin, makes his way through the zoo while chopping. A yellow-bellied sugar squirrel is rushed to the Taronga Wildlife Hospital.

A penguin with a serious leg injury is brought in for rehab at Taronga Zoo.

Taronga's newest vet, Jess, gets a first-hand view of just how varied this job can really be; the critically endangered booroolong frog...

In one of the biggest vet procedures ever performed at Taronga Zoo nearly thirty staff and specialists are involved in the risky sedation of their 5.5 metre tall giraffe Jimiyu.

Two gorillas are at the hospital as a pair of lions is getting acquainted.

Scientists at Taronga Zoo must teach a rare bird its natural mating song.

With more than a thousand carnivores living at Taronga Zoo, the zoo's only butcher, Karlin, makes his way through the zoo while chopping. A yellow-bellied sugar squirrel is rushed to the Taronga Wildlife Hospital.

A penguin with a serious leg injury is brought in for rehab at Taronga Zoo.

Taronga's newest vet, Jess, gets a first-hand view of just how varied this job can really be; the critically endangered booroolong frog...

In one of the biggest vet procedures ever performed at Taronga Zoo nearly thirty staff and specialists are involved in the risky sedation of their 5.5 metre tall giraffe Jimiyu.

Valuable statues disappear from a hotel.

Hobo solves the theft of priceless statues.

Two gorillas are at the hospital as a pair of lions is getting acquainted.

A celebration of the unsung heroes of Taronga Zoo, insects.

As the summer comes to an end and the water temperature drops, the bluefin start their migration to the Mediterranean and the Gulf of Mexico.

Valuable statues disappear from a hotel.

Hobo solves the theft of priceless statues.

Diving with monster bull sharks, Caribbean reef sharks and great hammerheads are all just a warm-up for Cyril, whose ultimate mission is to catch the biggest predatory fish in the Bahamas.

Cyril tries to catch a Nile perch, one of the world's biggest freshwater fish.

Researchers try to collect venom from a 500-pound, freshwater stingray with a dagger-like barb.

Deep in the dark waters of the Amazon jungle lives a fanged creature of nightmares.

Cyril's attempt to find a brutal fish called a cubera.

A 1,400-pound blue fin tuna is a true titan prowling the oceans.

The wild coast of South Africa is known for its deadly shark attacks.

Diving with monster bull sharks, Caribbean reef sharks and great hammerheads are all just a warm-up for Cyril, whose ultimate mission is to catch the biggest predatory fish in the Bahamas.

Cyril tries to catch a Nile perch, one of the world's biggest freshwater fish.

Researchers try to collect venom from a 500-pound, freshwater stingray with a dagger-like barb.

Deep in the dark waters of the Amazon jungle lives a fanged creature of nightmares.

Cyril's attempt to find a brutal fish called a cubera.

A 1,400-pound blue fin tuna is a true titan prowling the oceans.

The wild coast of South Africa is known for its deadly shark attacks.

On a busy weekend, officers set up a speed patrol to track how fast boaters are traveling; officers find that as waterfowl season begins, hunters don't always have the necessary permits.

At Taronga Western Plains Zoo, the big cat team is focused on maintaining peak physical condition in one of the world's fastest land animals. Experienced keepers adjust to new roles following major animal relocations, stepping out of familiar routines and learning to work with new species.

Dr. Keri explores some of the key ways that cats can live enriched and satisfying lives and stay safe inside from the risks and diseases of being loose on the street.

Dr. Keri works with Manitoba Underdogs Rescue to reduce feral dog populations in First Nations communities.

From show dogs to therapy dogs, Dr. Keri shows the benefits of purebreds and good breeders.

Dr. Keri explores the new technologies at The Western College of Veterinary Medicine.

Dr. Keri explores some of the key ways that cats can live enriched and satisfying lives and stay safe inside from the risks and diseases of being loose on the street.

Dr. Keri works with Manitoba Underdogs Rescue to reduce feral dog populations in First Nations communities.

A rodeo star fears getting back in the saddle.

Hobo helps a man adjust to life in a wheelchair.

From show dogs to therapy dogs, Dr. Keri shows the benefits of purebreds and good breeders.

Dr. Keri explores the new technologies at The Western College of Veterinary Medicine.

On a busy weekend, officers set up a speed patrol to track how fast boaters are traveling; officers find that as waterfowl season begins, hunters don't always have the necessary permits.

At Taronga Western Plains Zoo, the big cat team is focused on maintaining peak physical condition in one of the world's fastest land animals. Experienced keepers adjust to new roles following major animal relocations, stepping out of familiar routines and learning to work with new species.

A rodeo star fears getting back in the saddle.

Hobo helps a man adjust to life in a wheelchair.

Cyril and his team search for short-tailed river stingray in Argentina.

In Polynesia, Cyril tries to catch a legendary fish known to the locals as the Uruati, but he isn't prepared for the incredible number of sharks lurking below the waters.

Niall travels to Africa to join the Uganda Wildlife Authority as they respond to attacks on people by Nile crocodiles.

Pairing endangered parrots for breeding is more complicated than it seems.

The team travels to Ebb and Flow First Nation; Dr. Keri conducts her marathon spay and neuter clinics.

Keri and her horse train for the Cowtown Derby in Claresholm, Alberta; Dr. Keri castrates a feisty stallion.

Jacqui and Andrew blaze a new trail into a remote corner, but a washout threatens to stop their 40-tonne bulldozer in its tracks; the Gold Devils roll the dice on a costly move to new ground; McGhie's hunch on a new dig site pulls in big gold.

The Heli Hunters are forced to make an emergency landing in a remote country; the Brumbies can't seem to catch a break.

A stroke of luck helps Pin Wheel close in on leaders FV- Tuna.com, but with just two weeks of tuna fishing to go, they aren't the only boat that strikes gold.

Cyril and his team search for short-tailed river stingray in Argentina.

In Polynesia, Cyril tries to catch a legendary fish known to the locals as the Uruati, but he isn't prepared for the incredible number of sharks lurking below the waters.

Niall travels to Africa to join the Uganda Wildlife Authority as they respond to attacks on people by Nile crocodiles.

Pairing endangered parrots for breeding is more complicated than it seems.

The team travels to Ebb and Flow First Nation; Dr. Keri conducts her marathon spay and neuter clinics.

Keri and her horse train for the Cowtown Derby in Claresholm, Alberta; Dr. Keri castrates a feisty stallion.

A stroke of luck helps Pin Wheel close in on leaders FV- Tuna.com, but with just two weeks of tuna fishing to go, they aren't the only boat that strikes gold.

Jacqui and Andrew blaze a new trail into a remote corner, but a washout threatens to stop their 40-tonne bulldozer in its tracks; the Gold Devils roll the dice on a costly move to new ground; McGhie's hunch on a new dig site pulls in big gold.

The Heli Hunters are forced to make an emergency landing in a remote country; the Brumbies can't seem to catch a break.

Cyril and his team search for short-tailed river stingray in Argentina.

In Polynesia, Cyril tries to catch a legendary fish known to the locals as the Uruati, but he isn't prepared for the incredible number of sharks lurking below the waters.

Niall travels to Africa to join the Uganda Wildlife Authority as they respond to attacks on people by Nile crocodiles.

Hobo helps a stuntman get work and confidence.

A young model aircraft flyer attempts to compete against adults.

The team travels to Ebb and Flow First Nation; Dr. Keri conducts her marathon spay and neuter clinics.

Keri and her horse train for the Cowtown Derby in Claresholm, Alberta; Dr. Keri castrates a feisty stallion.

On a busy weekend, officers set up a speed patrol to track how fast boaters are traveling; officers find that as waterfowl season begins, hunters don't always have the necessary permits.

At Taronga Western Plains Zoo, the big cat team is focused on maintaining peak physical condition in one of the world's fastest land animals. Experienced keepers adjust to new roles following major animal relocations, stepping out of familiar routines and learning to work with new species.

Hobo helps a stuntman get work and confidence.

A young model aircraft flyer attempts to compete against adults.

The Midnight Shadow crew prepares for capelin season; mechanical breakdowns on the Sea-Doo mean Conway and his father haven't caught any fish; it's turbot season for the Atlantic Bandit.

Andre and Michelle Jesso go after mackerel; Paul Tiller and the Atlantic Bandit crew gear up for their first seining trip in five years.

Morris Anstey is out for as big a catch as he can get, even if it means going out in the worst weather; Richard Gillett must take more risks to get his catch.

Vets race to nurse a malnourished platypus back to health.

Wardens enforce strict paddlefish season rules and manage the high-traffic shed hunting rush; biological data is collected from harvested bears to monitor population health.

The Gold Devils struggle to find a new source of gold; Alan and Salty search high and low in the rugged Pilbara region; the McGhies take their operation to the next level, bringing in a monster crusher.

Jacqui and Andrew get trapped behind the line of a devastating bushfire; the McGhies bring in new equipment to uncover a gold-rich patch; the Gold Devils are torn apart when a team member goes off on their own.

Gloucester's reigning champion, Capt. Dave Carraro, starts the last week of the fishing season with a nearly $20,000 lead over his New Hampshire rival, the Pin Wheel.

The Midnight Shadow crew prepares for capelin season; mechanical breakdowns on the Sea-Doo mean Conway and his father haven't caught any fish; it's turbot season for the Atlantic Bandit.

Andre and Michelle Jesso go after mackerel; Paul Tiller and the Atlantic Bandit crew gear up for their first seining trip in five years.

Morris Anstey is out for as big a catch as he can get, even if it means going out in the worst weather; Richard Gillett must take more risks to get his catch.

Vets race to nurse a malnourished platypus back to health.

Wardens enforce strict paddlefish season rules and manage the high-traffic shed hunting rush; biological data is collected from harvested bears to monitor population health.

Gloucester's reigning champion, Capt. Dave Carraro, starts the last week of the fishing season with a nearly $20,000 lead over his New Hampshire rival, the Pin Wheel.

The Gold Devils struggle to find a new source of gold; Alan and Salty search high and low in the rugged Pilbara region; the McGhies take their operation to the next level, bringing in a monster crusher.

Jacqui and Andrew get trapped behind the line of a devastating bushfire; the McGhies bring in new equipment to uncover a gold-rich patch; the Gold Devils are torn apart when a team member goes off on their own.

The Midnight Shadow crew prepares for capelin season; mechanical breakdowns on the Sea-Doo mean Conway and his father haven't caught any fish; it's turbot season for the Atlantic Bandit.

Andre and Michelle Jesso go after mackerel; Paul Tiller and the Atlantic Bandit crew gear up for their first seining trip in five years.

Morris Anstey is out for as big a catch as he can get, even if it means going out in the worst weather; Richard Gillett must take more risks to get his catch.

Tennis pro Carling Bassett helps Hobo prevent the breakup of a young couple.

Wardens enforce strict paddlefish season rules and manage the high-traffic shed hunting rush; biological data is collected from harvested bears to monitor population health.

Pairing endangered parrots for breeding is more complicated than it seems.

Gloucester's reigning champion, Capt. Dave Carraro, starts the last week of the fishing season with a nearly $20,000 lead over his New Hampshire rival, the Pin Wheel.

Hobo discovers the hiding place of priceless contraband.

Tennis pro Carling Bassett helps Hobo prevent the breakup of a young couple.

The remaining carvers are left to battle it out in the ultimate chainsaw competition; they must design and create birdhouses then recreate insects on a massive scale.

The competition heats up as carvers start to rack up wins; they must bring their A-game as one tiny mistake could send someone packing.

Angelika attempts to rescue three cubs whose mother was shot; Tanja and Kim head out to release two yearling bears and watch how instinct takes over.

Two traumatized cubs arrive at the shelter and Angelika employs a variety of approaches when each cub shows different signs of extreme stress.

Trainee Klay faces a tough training week as a carer in Taronga; in Sydney, caretakers stand face to face with some of the rarest turtles on earth; colleagues in Dubbo show off the world's largest tortoise.

Logging teams tackle steep ground and climb some of the tallest trees in the British Columbian wilderness; over 300 miles away, other loggers are rocked by an unexpected fall snowstorm that turns the block road into an ice track.

The Bushmen's super digger is damaged; Pete and Sam hunt for better opal dirt.

The Tunnel Rats struggle working on unfamiliar ground; the Boulder Boys try to keep their jobs with a last-ditch hunt to satisfy their mining partners.

The FV-Tuna.com remains in the lead but hasn't caught a fish this week; rival Pin Wheel has two fish on deck and has a third in its sights.

The remaining carvers are left to battle it out in the ultimate chainsaw competition; they must design and create birdhouses then recreate insects on a massive scale.

The competition heats up as carvers start to rack up wins; they must bring their A-game as one tiny mistake could send someone packing.

Angelika attempts to rescue three cubs whose mother was shot; Tanja and Kim head out to release two yearling bears and watch how instinct takes over.

Two traumatized cubs arrive at the shelter and Angelika employs a variety of approaches when each cub shows different signs of extreme stress.

Trainee Klay faces a tough training week as a carer in Taronga; in Sydney, caretakers stand face to face with some of the rarest turtles on earth; colleagues in Dubbo show off the world's largest tortoise.

Logging teams tackle steep ground and climb some of the tallest trees in the British Columbian wilderness; over 300 miles away, other loggers are rocked by an unexpected fall snowstorm that turns the block road into an ice track.

The FV-Tuna.com remains in the lead but hasn't caught a fish this week; rival Pin Wheel has two fish on deck and has a third in its sights.

The Bushmen's super digger is damaged; Pete and Sam hunt for better opal dirt.

The Tunnel Rats struggle working on unfamiliar ground; the Boulder Boys try to keep their jobs with a last-ditch hunt to satisfy their mining partners.

The remaining carvers are left to battle it out in the ultimate chainsaw competition; they must design and create birdhouses then recreate insects on a massive scale.

The competition heats up as carvers start to rack up wins; they must bring their A-game as one tiny mistake could send someone packing.

Angelika attempts to rescue three cubs whose mother was shot; Tanja and Kim head out to release two yearling bears and watch how instinct takes over.

Two traumatized cubs arrive at the shelter and Angelika employs a variety of approaches when each cub shows different signs of extreme stress.

Teamed up with a firefighter, Hobo rescues victims from a blazing factory.

Teamed up with a firefighter, Hobo rescues victims from a blazing factory.

Logging teams tackle steep ground and climb some of the tallest trees in the British Columbian wilderness; over 300 miles away, other loggers are rocked by an unexpected fall snowstorm that turns the block road into an ice track.

Vets race to nurse a malnourished platypus back to health.

The FV-Tuna.com remains in the lead but hasn't caught a fish this week; rival Pin Wheel has two fish on deck and has a third in its sights.

Teamed up with a firefighter, Hobo rescues victims from a blazing factory.

Teamed up with a firefighter, Hobo rescues victims from a blazing factory.

Clare puts together a photo shoot to help boost adoption rates; Ilana tries to integrate a new horse with the herd.

Aimee works with a rescue dog who is too scared to leave his room; Danielle and Ilana try to find a friend for a blind rescue horse.

Aimee works with Bibi to get him ready for potential adopters; the staff encourages Danielle to put Marge up for adoption.

The team travels to a shelter in Miami and Danielle falls in love with a bonded pair facing separation.

Rob and Danielle hope to save some overlooked dogs; a rescue dog can't go to a new home until his owners agree to surrender him.

Rob fights to save 21 pit bulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

A historic moment for Taronga as lioness Maya gives birth; Jilly the tammar wallaby delivers her second joey.

One of the largest, heaviest birds in the world, the cassowary is territorial with a reputation for killing people; in Queensland, Niall discovers a small group of cassowaries clinging to life after human development destroyed its environment.

The Blacklighters spot one of the deadliest snakes in the world; the Young Guns take on a dangerous new mine, and the Opal Whisperers hunt for cathedral pattern opal.

Tensions escalate for new team the Opal Whisperers; an incident for the Tunnel Rats causes one member to down tools and take a crash course in opal cutting.

The fishermen of Gloucester, are feeling confident as they take to the open seas in hopes of catching the first fish of the season.

Clare puts together a photo shoot to help boost adoption rates; Ilana tries to integrate a new horse with the herd.

Aimee works with a rescue dog who is too scared to leave his room; Danielle and Ilana try to find a friend for a blind rescue horse.

Aimee works with Bibi to get him ready for potential adopters; the staff encourages Danielle to put Marge up for adoption.

The team travels to a shelter in Miami and Danielle falls in love with a bonded pair facing separation.

Rob and Danielle hope to save some overlooked dogs; a rescue dog can't go to a new home until his owners agree to surrender him.

Rob fights to save 21 pit bulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

A historic moment for Taronga as lioness Maya gives birth; Jilly the tammar wallaby delivers her second joey.

One of the largest, heaviest birds in the world, the cassowary is territorial with a reputation for killing people; in Queensland, Niall discovers a small group of cassowaries clinging to life after human development destroyed its environment.

The fishermen of Gloucester, are feeling confident as they take to the open seas in hopes of catching the first fish of the season.

The Blacklighters spot one of the deadliest snakes in the world; the Young Guns take on a dangerous new mine, and the Opal Whisperers hunt for cathedral pattern opal.

Tensions escalate for new team the Opal Whisperers; an incident for the Tunnel Rats causes one member to down tools and take a crash course in opal cutting.

Clare puts together a photo shoot to help boost adoption rates; Ilana tries to integrate a new horse with the herd.

Aimee works with a rescue dog who is too scared to leave his room; Danielle and Ilana try to find a friend for a blind rescue horse.

Aimee works with Bibi to get him ready for potential adopters; the staff encourages Danielle to put Marge up for adoption.

The team travels to a shelter in Miami and Danielle falls in love with a bonded pair facing separation.

Rob and Danielle hope to save some overlooked dogs; a rescue dog can't go to a new home until his owners agree to surrender him.

Rob fights to save 21 pit bulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

Hobo reveals an ambitious imposter to a small religious community.

Hobo helps a go-cart driver who is trying an earn a position on the national racing team.

One of the largest, heaviest birds in the world, the cassowary is territorial with a reputation for killing people; in Queensland, Niall discovers a small group of cassowaries clinging to life after human development destroyed its environment.

Trainee Klay faces a tough training week as a carer in Taronga; in Sydney, caretakers stand face to face with some of the rarest turtles on earth; colleagues in Dubbo show off the world's largest tortoise.

The FV-Tuna.com remains in the lead but hasn't caught a fish this week; rival Pin Wheel has two fish on deck and has a third in its sights.

Hobo reveals an ambitious imposter to a small religious community.

Hobo helps a go-cart driver who is trying an earn a position on the national racing team.

A healthy bull's fancy turns towards a little cow courtship as Dr. Keri makes house calls to assess health and virility that are vital to life on the farm; Jenna has a close call with the most ornery bull in the bunch.

Unwanted stray dogs roam in packs and can be a dangerous threat; rescue groups bring dogs to Dr. Keri, in the city and on reserves, saving thousands of lives.

A mystery illness afflicting Ceelo the Doberman puppy has the entire RAPS vet team in detective mode; Cardamom, a Shar Pei puppy, demonstrates why cute can be complicated; the pickers uncover a royal treasure in one of the abandoned bins.

A dog named Goobs wins the RAPS team's hearts; Shadow, a Pitbull mix, has a potentially cancerous lump on his neck; Lilou the cat gets a diagnosis to explain her aggressive and unusual behavior; Karen and her team of pickers hit a jewelry jackpot.

Two of Taronga Zoo's gorillas will be anesthetized for their checkups.

Injured elephant Man-Jai needs emergency tusk surgery; massive clean-up operation begins for a family of hippos; bent beak jeopardizes a couple of penguins; strange resident gets VIP treatment.

Rowan Richardson drills up a lot more than he bargained for; Anthony and Jodie Mifsud desperately try to join tunnels while Old Timers.

The Mifsuds hope their two sons will make the difference, but it might cost them a sapphire; Ray and Paul come unstuck with a 40 tonne drill.

After fishing alone McLaughlin realizes that he needs help, so he brings two college friends on board who lack fishing experience.

A healthy bull's fancy turns towards a little cow courtship as Dr. Keri makes house calls to assess health and virility that are vital to life on the farm; Jenna has a close call with the most ornery bull in the bunch.

Unwanted stray dogs roam in packs and can be a dangerous threat; rescue groups bring dogs to Dr. Keri, in the city and on reserves, saving thousands of lives.

A mystery illness afflicting Ceelo the Doberman puppy has the entire RAPS vet team in detective mode; Cardamom, a Shar Pei puppy, demonstrates why cute can be complicated; the pickers uncover a royal treasure in one of the abandoned bins.

A dog named Goobs wins the RAPS team's hearts; Shadow, a Pitbull mix, has a potentially cancerous lump on his neck; Lilou the cat gets a diagnosis to explain her aggressive and unusual behavior; Karen and her team of pickers hit a jewelry jackpot.

Two of Taronga Zoo's gorillas will be anesthetized for their checkups.

Injured elephant Man-Jai needs emergency tusk surgery; massive clean-up operation begins for a family of hippos; bent beak jeopardizes a couple of penguins; strange resident gets VIP treatment.

After fishing alone McLaughlin realizes that he needs help, so he brings two college friends on board who lack fishing experience.

Rowan Richardson drills up a lot more than he bargained for; Anthony and Jodie Mifsud desperately try to join tunnels while Old Timers.

The Mifsuds hope their two sons will make the difference, but it might cost them a sapphire; Ray and Paul come unstuck with a 40 tonne drill.

A healthy bull's fancy turns towards a little cow courtship as Dr. Keri makes house calls to assess health and virility that are vital to life on the farm; Jenna has a close call with the most ornery bull in the bunch.

Unwanted stray dogs roam in packs and can be a dangerous threat; rescue groups bring dogs to Dr. Keri, in the city and on reserves, saving thousands of lives.

A mystery illness afflicting Ceelo the Doberman puppy has the entire RAPS vet team in detective mode; Cardamom, a Shar Pei puppy, demonstrates why cute can be complicated; the pickers uncover a royal treasure in one of the abandoned bins.

A dog named Goobs wins the RAPS team's hearts; Shadow, a Pitbull mix, has a potentially cancerous lump on his neck; Lilou the cat gets a diagnosis to explain her aggressive and unusual behavior; Karen and her team of pickers hit a jewelry jackpot.

A mime and a deaf boy help Hobo prevent a robbery.

A family is trapped on a deserted island.

Injured elephant Man-Jai needs emergency tusk surgery; massive clean-up operation begins for a family of hippos; bent beak jeopardizes a couple of penguins; strange resident gets VIP treatment.

A historic moment for Taronga as lioness Maya gives birth; Jilly the tammar wallaby delivers her second joey.

The fishermen of Gloucester, are feeling confident as they take to the open seas in hopes of catching the first fish of the season.

A mime and a deaf boy help Hobo prevent a robbery.

A family is trapped on a deserted island.

The Midnight Shadow crew prepares for capelin season; mechanical breakdowns on the Sea-Doo mean Conway and his father haven't caught any fish; it's turbot season for the Atlantic Bandit.

Andre and Michelle Jesso go after mackerel; Paul Tiller and the Atlantic Bandit crew gear up for their first seining trip in five years.

Morris Anstey is out for as big a catch as he can get, even if it means going out in the worst weather; Richard Gillett must take more risks to get his catch.

Cyril and his team search for short-tailed river stingray in Argentina.

The Midnight Shadow crew prepares for capelin season; mechanical breakdowns on the Sea-Doo mean Conway and his father haven't caught any fish; it's turbot season for the Atlantic Bandit.

Andre and Michelle Jesso go after mackerel; Paul Tiller and the Atlantic Bandit crew gear up for their first seining trip in five years.

Morris Anstey is out for as big a catch as he can get, even if it means going out in the worst weather; Richard Gillett must take more risks to get his catch.

Cyril and his team search for short-tailed river stingray in Argentina.

A king cheetah has slowed down, and 97 turtle hatchlings return to the sea.

A takhi hoof trim takes a scary turn, and a male monkey needs some space.

A mystery lump on Ras the camel's ear has everyone stumped so it's time to investigate; the team find themselves in the middle of a life and death struggle to save an eastern long neck turtle with a fishhook stuck down its neck.

Masego the wild dog needs surgery on a worrying lump on her chest; a little penguin comes into the hospital after narrowly surviving an eagle attack; a mission to Norfolk Island to save one of the world's most endangered species from extinction.

A wild koala has an unknown illness, and a new sea lion arrives at the zoo.

The team treats a sick platypus and two galahs learn to take flight.

A king cheetah has slowed down, and 97 turtle hatchlings return to the sea.

A takhi hoof trim takes a scary turn, and a male monkey needs some space.

A mystery lump on Ras the camel's ear has everyone stumped so it's time to investigate; the team find themselves in the middle of a life and death struggle to save an eastern long neck turtle with a fishhook stuck down its neck.

Masego the wild dog needs surgery on a worrying lump on her chest; a little penguin comes into the hospital after narrowly surviving an eagle attack; a mission to Norfolk Island to save one of the world's most endangered species from extinction.

A wild koala has an unknown illness, and a new sea lion arrives at the zoo.

Hobo is trapped with a shipwrecked family.

Hobo forces a young boy to face up to his crime.

The team treats a sick platypus and two galahs learn to take flight.

Two of Taronga Zoo's gorillas will be anesthetized for their checkups.

After fishing alone McLaughlin realizes that he needs help, so he brings two college friends on board who lack fishing experience.

Hobo is trapped with a shipwrecked family.

Hobo forces a young boy to face up to his crime.

Fishing enthusiast and adventurer Cyril Chauquet seeks out dangerous creatures in remote corners of the planet.

Cyril sets out to determine whether ocean predators are responsible for attacks on humans.

On the Rio Paraná in northern Argentina, countless fishermen have been violently pulled into the water by unidentified creatures; Cyril ventures deeper and deeper into caiman and piranha-filled swamps to investigate these disappearances.

Cyril chases after the black piranha deep in the Amazon jungle.

Cyril's attention is captured by videos of two huge, unidentified creatures appearing off of Florida's coast; Cyril knows that the only way to truly identify the beast is to explore the mysterious waters here, and try to catch it.

Cyril heads upriver through the jungle in search of the redtail catfish.

In the predator-infested waters of Texas and Mississippi, Cyril dives 30 feet deep to have a face-to-face encounter with the monstrous flathead catfish.

Fishing enthusiast and adventurer Cyril Chauquet seeks out dangerous creatures in remote corners of the planet.

Cyril sets out to determine whether ocean predators are responsible for attacks on humans.

On the Rio Paraná in northern Argentina, countless fishermen have been violently pulled into the water by unidentified creatures; Cyril ventures deeper and deeper into caiman and piranha-filled swamps to investigate these disappearances.

Cyril chases after the black piranha deep in the Amazon jungle.

Cyril's attention is captured by videos of two huge, unidentified creatures appearing off of Florida's coast; Cyril knows that the only way to truly identify the beast is to explore the mysterious waters here, and try to catch it.

Cyril heads upriver through the jungle in search of the redtail catfish.

In the predator-infested waters of Texas and Mississippi, Cyril dives 30 feet deep to have a face-to-face encounter with the monstrous flathead catfish.

A hunter insists he's searching for coyotes when he's caught using an unauthorized gun; officers track down a man who killed a deer first and bought his license later; hunters raise concern when they're too close to houses.

At Taronga Zoo Sydney, a major change is underway in the western lowland gorilla habitat. As the team works through the health checks, concerns grow around the wellbeing of Frala, the eldest female. Elsewhere, keepers focus on future-proofing other vulnerable species.

Dr. Keri demonstrates sheer prairie grit, crossing a dangerous ice road for winter preg checks.

Just when it seems this harsh winter will never end, Dr. Keri delivers the first calf of spring.

Dr. Keri looks after bulls who seem determined to hurt themselves.

Dr. Keri's dog, Siri, brings home a wild baby fox, which starts her on a quest to learn more about caring for wildlife.

Dr. Keri demonstrates sheer prairie grit, crossing a dangerous ice road for winter preg checks.

Just when it seems this harsh winter will never end, Dr. Keri delivers the first calf of spring.

Hobo finds an undetonated World War II bomb.

Hobo saves animals from a forest fire and aids a poisoned child.

Dr. Keri looks after bulls who seem determined to hurt themselves.

Dr. Keri's dog, Siri, brings home a wild baby fox, which starts her on a quest to learn more about caring for wildlife.

A hunter insists he's searching for coyotes when he's caught using an unauthorized gun; officers track down a man who killed a deer first and bought his license later; hunters raise concern when they're too close to houses.

At Taronga Zoo Sydney, a major change is underway in the western lowland gorilla habitat. As the team works through the health checks, concerns grow around the wellbeing of Frala, the eldest female. Elsewhere, keepers focus on future-proofing other vulnerable species.

Hobo finds an undetonated World War II bomb.

Hobo saves animals from a forest fire and aids a poisoned child.

Cyril and his team embark on a mission to search for the venomous short-tailed river stingray in Argentina and help the locals develop an antitoxin.

Stranded on a deserted island off the west coast of Panama, Cyril and his team are in survival mode; Cyril came to catch a huge Dientón, a large predator with huge teeth, but things did not go according to plan.

Niall investigates gorillas in Uganda and joins a medical expedition to save them.

After weeks of training, keepers prepare an elephant for x-ray imaging.

A healthy bull's fancy turns towards a little cow courtship as Dr. Keri makes house calls to assess health and virility that are vital to life on the farm; Jenna has a close call with the most ornery bull in the bunch.

Unwanted stray dogs roam in packs and can be a dangerous threat; rescue groups bring dogs to Dr. Keri, in the city and on reserves, saving thousands of lives.

Expert analysis and experience combine to put Shane and Kate on the gold, while Nev takes Brent and Ethan to a secret spot in the Great Australian Desert; Alan and Salty risk getting stranded by the tide on isolated salt flats.

Jacqui and Andrew are threatened by deadly snakes and sharp rocks on their hunt for gold; Kat is in at the deep end trying to handle the big machines; Shane and Kate are on the gold, but will they have the equipment to extract it?

With a major storm on the horizon and the fish biting, Gloucester's fishermen have to brave the weather.

Cyril and his team embark on a mission to search for the venomous short-tailed river stingray in Argentina and help the locals develop an antitoxin.

Stranded on a deserted island off the west coast of Panama, Cyril and his team are in survival mode; Cyril came to catch a huge Dientón, a large predator with huge teeth, but things did not go according to plan.

Niall investigates gorillas in Uganda and joins a medical expedition to save them.

After weeks of training, keepers prepare an elephant for x-ray imaging.

A healthy bull's fancy turns towards a little cow courtship as Dr. Keri makes house calls to assess health and virility that are vital to life on the farm; Jenna has a close call with the most ornery bull in the bunch.

Unwanted stray dogs roam in packs and can be a dangerous threat; rescue groups bring dogs to Dr. Keri, in the city and on reserves, saving thousands of lives.

With a major storm on the horizon and the fish biting, Gloucester's fishermen have to brave the weather.