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

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.

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.

Hobo helps rescue a ballerina who wants to defect from her Iron Curtain captors.

Hobo hides two horses destined to be destroyed and uses them to save a busload of children during a violent storm.

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.

At Taronga in Sydney, tensions are building in the western lowland gorilla troop; meanwhile, in Taronga's Marine Habitat, a sea lion swap is taking place; across the zoo, Taronga's Asian elephants Pak Boon and Tang Mo are in line for some new, very large enrichment toys.

Comedian Gabriel "Fluffy" Iglesias stops by the zoo and quickly learns that Jay's snakes are nothing to laugh at; Jay and Juliette take off on a reptile-filled Florida adventure, and the first thing on the agenda is a visit to their friend Sam and his giant tortoises to fulfill a Brewer family tradition; then, a herp-hunting adventure in the Everglades with herpetologist Edward Bay.

Jay and Juliette wrap up their Florida adventure with a visit to a motion capture studio, where reptile superstars inspire Jay to make a welcome video for the zoo; back in California, Jay and his team plan an epic bash to celebrate the Reptile Zoo's 15th anniversary and give back to the community; on the day of the big party, Jay celebrates his amazing reptile family, reads from his new children's book, and gives his baby grandson a very special gift.

Hobo helps rescue a ballerina who wants to defect from her Iron Curtain captors.

Hobo hides two horses destined to be destroyed and uses them to save a busload of children during a violent storm.

Cyril faces snapping turtles, invasive jumping carp, and dangerous gators while hunting a 200-pound alligator gar in the perilous waters of Texas and Louisiana.

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

Niall McCann investigates the increasing number of polar bear attacks in Churchill, Manitoba.

Zoo staff embark on an ambitious, year-long undertaking in an effort to help Naomi the chimpanzee overcome a complicated medical condition in the hope of finally becoming a mother.

While searching the streets for feral cats, Dr. Keri and Lynne Scott rescue newborn kittens and bottle-feed them until they are well enough to be adopted by loving homes.

Dr. Keri and Calvin support the 4H Club, which teaches children how to raise a calf.

The Dust Devils are poised to smash the biggest season tally in Aussie Gold Hunters history while the Goldtimers finally hit paydirt.

It's the final week of the season as the Gold Gypsies are plagued by more bad luck and the Victoria Diggers face a death in the family.

With time running out, Capt. Dave Marciano of the Falcon tries to salvage his season.

Cyril faces snapping turtles, invasive jumping carp, and dangerous gators while hunting a 200-pound alligator gar in the perilous waters of Texas and Louisiana.

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

Niall McCann investigates the increasing number of polar bear attacks in Churchill, Manitoba.

Zoo staff embark on an ambitious, year-long undertaking in an effort to help Naomi the chimpanzee overcome a complicated medical condition in the hope of finally becoming a mother.

While searching the streets for feral cats, Dr. Keri and Lynne Scott rescue newborn kittens and bottle-feed them until they are well enough to be adopted by loving homes.

Dr. Keri and Calvin support the 4H Club, which teaches children how to raise a calf.

With time running out, Capt. Dave Marciano of the Falcon tries to salvage his season.

The Dust Devils are poised to smash the biggest season tally in Aussie Gold Hunters history while the Goldtimers finally hit paydirt.

It's the final week of the season as the Gold Gypsies are plagued by more bad luck and the Victoria Diggers face a death in the family.

Cyril faces snapping turtles, invasive jumping carp, and dangerous gators while hunting a 200-pound alligator gar in the perilous waters of Texas and Louisiana.

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

Niall McCann investigates the increasing number of polar bear attacks in Churchill, Manitoba.

Hobo gathers evidence against a hit-and-run driver and forces him to make a confession.

Terrorists kidnap the son of a government official in hopes of having their demands met.

While searching the streets for feral cats, Dr. Keri and Lynne Scott rescue newborn kittens and bottle-feed them until they are well enough to be adopted by loving homes.

Dr. Keri and Calvin support the 4H Club, which teaches children how to raise a calf.

At Taronga in Sydney, tensions are building in the western lowland gorilla troop; meanwhile, in Taronga's Marine Habitat, a sea lion swap is taking place; across the zoo, Taronga's Asian elephants Pak Boon and Tang Mo are in line for some new, very large enrichment toys.

Comedian Gabriel "Fluffy" Iglesias stops by the zoo and quickly learns that Jay's snakes are nothing to laugh at; Jay and Juliette take off on a reptile-filled Florida adventure, and the first thing on the agenda is a visit to their friend Sam and his giant tortoises to fulfill a Brewer family tradition; then, a herp-hunting adventure in the Everglades with herpetologist Edward Bay.

Jay and Juliette wrap up their Florida adventure with a visit to a motion capture studio, where reptile superstars inspire Jay to make a welcome video for the zoo; back in California, Jay and his team plan an epic bash to celebrate the Reptile Zoo's 15th anniversary and give back to the community; on the day of the big party, Jay celebrates his amazing reptile family, reads from his new children's book, and gives his baby grandson a very special gift.

Hobo gathers evidence against a hit-and-run driver and forces him to make a confession.

Terrorists kidnap the son of a government official in hopes of having their demands met.

Richard Gillett loves the thrill of fishing for herring and the hefty paycheck that comes with it; Paul Tiller looks to beat other boats to his favorite turbot spot; Justin Bridger dreams to take over the family business.

Richard's day takes a devastating turn when his tow skiff capsizes; Conway ventures to troubled waters in search of capelin.

Capelin seining season arrives, but finding the fish is easier said than done; Conway skippers the Sea Doo for the first time; Justin takes his crew into dangerous weather.

Taronga Zoo's new African Savannah Precinct welcomes its residents.

Wardens patrol the crowded rivers, only to find a sunken jet boat and its unhappy driver; a warden stops out-of-state campers when he smells something out of the ordinary.

The Dust Devils face a nightmare journey to their remote mining lease; the Ferals set a huge gold target; the Poseidon crew find a nugget.

A machinery problem adds more woes to the Dust Devils' nightmare start; Shane and Russell find gold; the Poseidon Crew hunt for an intruder.

As the clock ticks down, the battle to be the top-earning boat in the Outer Banks heats up.

Richard Gillett loves the thrill of fishing for herring and the hefty paycheck that comes with it; Paul Tiller looks to beat other boats to his favorite turbot spot; Justin Bridger dreams to take over the family business.

Richard's day takes a devastating turn when his tow skiff capsizes; Conway ventures to troubled waters in search of capelin.

Capelin seining season arrives, but finding the fish is easier said than done; Conway skippers the Sea Doo for the first time; Justin takes his crew into dangerous weather.

Taronga Zoo's new African Savannah Precinct welcomes its residents.

Wardens patrol the crowded rivers, only to find a sunken jet boat and its unhappy driver; a warden stops out-of-state campers when he smells something out of the ordinary.

As the clock ticks down, the battle to be the top-earning boat in the Outer Banks heats up.

The Dust Devils face a nightmare journey to their remote mining lease; the Ferals set a huge gold target; the Poseidon crew find a nugget.

A machinery problem adds more woes to the Dust Devils' nightmare start; Shane and Russell find gold; the Poseidon Crew hunt for an intruder.

Richard Gillett loves the thrill of fishing for herring and the hefty paycheck that comes with it; Paul Tiller looks to beat other boats to his favorite turbot spot; Justin Bridger dreams to take over the family business.

Richard's day takes a devastating turn when his tow skiff capsizes; Conway ventures to troubled waters in search of capelin.

Capelin seining season arrives, but finding the fish is easier said than done; Conway skippers the Sea Doo for the first time; Justin takes his crew into dangerous weather.

Hobo rescues an elderly man from a mine cave-in.

Hobo befriends a 3-year-old girl who has strayed from her parents' camper in a wilderness area.

Wardens patrol the crowded rivers, only to find a sunken jet boat and its unhappy driver; a warden stops out-of-state campers when he smells something out of the ordinary.

Zoo staff embark on an ambitious, year-long undertaking in an effort to help Naomi the chimpanzee overcome a complicated medical condition in the hope of finally becoming a mother.

With time running out, Capt. Dave Marciano of the Falcon tries to salvage his season.

Hobo rescues an elderly man from a mine cave-in.

Hobo befriends a 3-year-old girl who has strayed from her parents' camper in a wilderness area.

The carvers put on a fashion show with wearable wooden helmets modeled by host Adam Beach; the carvers travel back in time to create a piece that demonstrates gradual transformation.

The remaining carvers are taken for a ride by this week's Quick Carve; they must defy gravity in the Master Carve to make it to the finale.

One cub becomes gravely ill and another gets a wound on her belly; Angelika and Peter race to finish a bigger enclosure for the bears.

The cubs fight over food as Angelika struggles to feed them all; a shelter fawn goes missing; a rescue gets dangerous when a cub feels cornered.

Two squirrel monkeys arrive in Taronga with a clear goal, to mate with as many females as possible; it all ends with a broken jaw and a visit to the hospital; Keeper Jordan talks about his special bond with a cheetah.

A rotten bridge forces a logging crew to move to another section, but the road is still under construction; other loggers are on track to finish loading by the end of the day, but an operator error threatens to shut them down.

The Bushmen face off against a miner who has illegally dug on their claim.

The Tunnel Rats deal with an unexploded bomb and hazardous gases; The Bros attempt to fit their equipment into a new mine; The Poms make their first trip underground.

New Southern captains take on the Northern fleet on the first day of bluefin season in the Outer Banks.

The carvers put on a fashion show with wearable wooden helmets modeled by host Adam Beach; the carvers travel back in time to create a piece that demonstrates gradual transformation.

The remaining carvers are taken for a ride by this week's Quick Carve; they must defy gravity in the Master Carve to make it to the finale.

One cub becomes gravely ill and another gets a wound on her belly; Angelika and Peter race to finish a bigger enclosure for the bears.

The cubs fight over food as Angelika struggles to feed them all; a shelter fawn goes missing; a rescue gets dangerous when a cub feels cornered.

Two squirrel monkeys arrive in Taronga with a clear goal, to mate with as many females as possible; it all ends with a broken jaw and a visit to the hospital; Keeper Jordan talks about his special bond with a cheetah.

A rotten bridge forces a logging crew to move to another section, but the road is still under construction; other loggers are on track to finish loading by the end of the day, but an operator error threatens to shut them down.

New Southern captains take on the Northern fleet on the first day of bluefin season in the Outer Banks.

The Bushmen face off against a miner who has illegally dug on their claim.

The Tunnel Rats deal with an unexploded bomb and hazardous gases; The Bros attempt to fit their equipment into a new mine; The Poms make their first trip underground.

The carvers put on a fashion show with wearable wooden helmets modeled by host Adam Beach; the carvers travel back in time to create a piece that demonstrates gradual transformation.

The remaining carvers are taken for a ride by this week's Quick Carve; they must defy gravity in the Master Carve to make it to the finale.

One cub becomes gravely ill and another gets a wound on her belly; Angelika and Peter race to finish a bigger enclosure for the bears.

The cubs fight over food as Angelika struggles to feed them all; a shelter fawn goes missing; a rescue gets dangerous when a cub feels cornered.

Hobo gets a paraplegic boy to take part in a Frisbee-throwing contest.

A night watchman and his German shepherd are framed for theft.

A rotten bridge forces a logging crew to move to another section, but the road is still under construction; other loggers are on track to finish loading by the end of the day, but an operator error threatens to shut them down.

Taronga Zoo's new African Savannah Precinct welcomes its residents.

As the clock ticks down, the battle to be the top-earning boat in the Outer Banks heats up.

Hobo gets a paraplegic boy to take part in a Frisbee-throwing contest.

A night watchman and his German shepherd are framed for theft.

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 pitbulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

Injured koala Malakai enters the zoo's breeding program; a baby crocodile enjoys some treats; a lesser-known Australian marsupial gets a second chance.

Niall joins python hunters in Florida to find some escaped snakes.

In Opalton, Boulder Boys Aaron and Ron's excavator has a close call.

The Bushmen take a big risk, trying out a new mining method deep below the ground, and injury slows down progress for The Bros and The Poms are struggling to find their first piece of opal.

A Southern crew is stranded on the water with no bluefin.

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 pitbulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

Injured koala Malakai enters the zoo's breeding program; a baby crocodile enjoys some treats; a lesser-known Australian marsupial gets a second chance.

Niall joins python hunters in Florida to find some escaped snakes.

A Southern crew is stranded on the water with no bluefin.

In Opalton, Boulder Boys Aaron and Ron's excavator has a close call.

The Bushmen take a big risk, trying out a new mining method deep below the ground, and injury slows down progress for The Bros and The Poms are struggling to find their first piece of opal.

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 pitbulls rescued from an alleged fighting ring; after being abandoned, a rescue dog faces a complicated surgery.

Hobo helps a paroled ex-convict who is uncertain about what to do when he learns of a drug ring.

Hobo helps a struggling artist who has become involved with some hilarious gangsters.

Niall joins python hunters in Florida to find some escaped snakes.

Two squirrel monkeys arrive in Taronga with a clear goal, to mate with as many females as possible; it all ends with a broken jaw and a visit to the hospital; Keeper Jordan talks about his special bond with a cheetah.

New Southern captains take on the Northern fleet on the first day of bluefin season in the Outer Banks.

Hobo helps a paroled ex-convict who is uncertain about what to do when he learns of a drug ring.

Hobo helps a struggling artist who has become involved with some hilarious gangsters.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

RAPS team navigates the challenge of moving a Caucasian Shepherd into the hospital for surgery; Dr. Ward tackles a delicate procedure on a dog suspected of having cancer; Dr. Martinez takes on the case of a beloved boa snake with troubling spinal issues.

The owner of an injured Pomeranian seeks help from RAPS; a mischievous cat swallows a piece of plastic; the generous donation of a new vehicle allows RAPS to spearhead a raffle to raise much needed funds for the hospital.

Vet Kimberly is concerned that melanoma has returned to an elderly lemur; an injured loggerhead turtle has been rushed to Taronga's.

In the Savannah, Dr. Bonnie must perform a critical surgery on zebra Zaide's badly damaged tail; tiger Indrah gets an incredible 10th birthday surprise; Dr. Sarah is determined to solve spider monkey Isobella's medical mystery.

After missing the mark in their attempt to connect the underground shafts, the Mifsuds call on their kids for a little help; Ray finally gets decent sapphires out of his new claim.

Todd and Bri prepare the gems for sale at the Gemfest; the Mifsuds undertake a maintenance job; wet weather forces the Richardsons to reopen an old claim.

Southern boat Rasta Rocket sets out to prove that the little boat can be big competition.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

RAPS team navigates the challenge of moving a Caucasian Shepherd into the hospital for surgery; Dr. Ward tackles a delicate procedure on a dog suspected of having cancer; Dr. Martinez takes on the case of a beloved boa snake with troubling spinal issues.

The owner of an injured Pomeranian seeks help from RAPS; a mischievous cat swallows a piece of plastic; the generous donation of a new vehicle allows RAPS to spearhead a raffle to raise much needed funds for the hospital.

Vet Kimberly is concerned that melanoma has returned to an elderly lemur; an injured loggerhead turtle has been rushed to Taronga's.

In the Savannah, Dr. Bonnie must perform a critical surgery on zebra Zaide's badly damaged tail; tiger Indrah gets an incredible 10th birthday surprise; Dr. Sarah is determined to solve spider monkey Isobella's medical mystery.

Southern boat Rasta Rocket sets out to prove that the little boat can be big competition.

After missing the mark in their attempt to connect the underground shafts, the Mifsuds call on their kids for a little help; Ray finally gets decent sapphires out of his new claim.

Todd and Bri prepare the gems for sale at the Gemfest; the Mifsuds undertake a maintenance job; wet weather forces the Richardsons to reopen an old claim.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

RAPS team navigates the challenge of moving a Caucasian Shepherd into the hospital for surgery; Dr. Ward tackles a delicate procedure on a dog suspected of having cancer; Dr. Martinez takes on the case of a beloved boa snake with troubling spinal issues.

The owner of an injured Pomeranian seeks help from RAPS; a mischievous cat swallows a piece of plastic; the generous donation of a new vehicle allows RAPS to spearhead a raffle to raise much needed funds for the hospital.

Hobo helps a shoplifting ex-vaudevillian get a job.

Hobo makes a would-be crook return stolen goods and start a new life without crime.

In the Savannah, Dr. Bonnie must perform a critical surgery on zebra Zaide's badly damaged tail; tiger Indrah gets an incredible 10th birthday surprise; Dr. Sarah is determined to solve spider monkey Isobella's medical mystery.

Injured koala Malakai enters the zoo's breeding program; a baby crocodile enjoys some treats; a lesser-known Australian marsupial gets a second chance.

A Southern crew is stranded on the water with no bluefin.

Hobo helps a shoplifting ex-vaudevillian get a job.

Hobo makes a would-be crook return stolen goods and start a new life without crime.

Richard Gillett loves the thrill of fishing for herring and the hefty paycheck that comes with it; Paul Tiller looks to beat other boats to his favorite turbot spot; Justin Bridger dreams to take over the family business.

Richard's day takes a devastating turn when his tow skiff capsizes; Conway ventures to troubled waters in search of capelin.

Capelin seining season arrives, but finding the fish is easier said than done; Conway skippers the Sea Doo for the first time; Justin takes his crew into dangerous weather.

Cyril faces snapping turtles, invasive jumping carp, and dangerous gators while hunting a 200-pound alligator gar in the perilous waters of Texas and Louisiana.

Richard Gillett loves the thrill of fishing for herring and the hefty paycheck that comes with it; Paul Tiller looks to beat other boats to his favorite turbot spot; Justin Bridger dreams to take over the family business.

Richard's day takes a devastating turn when his tow skiff capsizes; Conway ventures to troubled waters in search of capelin.

Capelin seining season arrives, but finding the fish is easier said than done; Conway skippers the Sea Doo for the first time; Justin takes his crew into dangerous weather.

Cyril faces snapping turtles, invasive jumping carp, and dangerous gators while hunting a 200-pound alligator gar in the perilous waters of Texas and Louisiana.

Nala, the Australian sea lion, gives birth to a healthy pup; the zoo prepares to welcome zebras to the African Savanna exhibit.

Sydney's Taronga Zoo welcomes royalty back, two lions are ready to occupy the recently completed enclosure; a growing number of injured green sea turtles need veterinary attention; pygmy marmosets show off their big personalities.

Taronga Zoo's vets must diagnose red panda Amala's mysterious illness.

The red kangaroo alpha male Malu has trouble eating and gets help from the mobile hospital team; the expected shipment of baby animals arrives.

Staff take Charlie, the Australian sea lion, for a walk around the zoo; vets and keepers are doing all they can to successfully breed.

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

Nala, the Australian sea lion, gives birth to a healthy pup; the zoo prepares to welcome zebras to the African Savanna exhibit.

Sydney's Taronga Zoo welcomes royalty back, two lions are ready to occupy the recently completed enclosure; a growing number of injured green sea turtles need veterinary attention; pygmy marmosets show off their big personalities.

Taronga Zoo's vets must diagnose red panda Amala's mysterious illness.

The red kangaroo alpha male Malu has trouble eating and gets help from the mobile hospital team; the expected shipment of baby animals arrives.

Staff take Charlie, the Australian sea lion, for a walk around the zoo; vets and keepers are doing all they can to successfully breed.

Hobo vindicates a lad accused of being a sissy.

A retired truck driver who finds himself in possession of stolen furs is tracked by the real thieves.

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

Vet Kimberly is concerned that melanoma has returned to an elderly lemur; an injured loggerhead turtle has been rushed to Taronga's.

Southern boat Rasta Rocket sets out to prove that the little boat can be big competition.

Hobo vindicates a lad accused of being a sissy.

A retired truck driver who finds himself in possession of stolen furs is tracked by the real thieves.

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 violent attack happened to a tribesman in the Bolivian 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 violent attack happened to a tribesman in the Bolivian jungle.

Cyril is trying to catch a fish that can weigh more than a thousand pounds and is known to be so strong that fishermen have been pulled under and some have even been impaled by its bill.

Off the coast of Tanzania lurks a fish so violent it is known to ram sharks to death and even attack humans.

Cyril fights off deadly bear attacks and menacing wolves, as he goes to the edge of the Arctic into unchartered territory and hears terrifying tales of massive fish ripping apart fishermen's nets.

Cyril is trying to catch a fish that can weigh more than a thousand pounds and is known to be so strong that fishermen have been pulled under and some have even been impaled by its bill.

Off the coast of Tanzania lurks a fish so violent it is known to ram sharks to death and even attack humans.

Cyril fights off deadly bear attacks and menacing wolves, as he goes to the edge of the Arctic into unchartered territory and hears terrifying tales of massive fish ripping apart fishermen's nets.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

Jay takes on an exciting challenge as he outfits a wrestler with a ferocious reptile for an upcoming match; Andrea's significant other takes his first trip to the zoo; Darth Gator, a beloved alligator, tries out a new fitness routine.

Jay assigns his daughter, Andrea, to represent the zoo at Repticon; Laura and Juliette surprise Jay with a much-needed reptile ride makeover; Jay brings his scaled and slimy friends to entertain at a kid's birthday party.

Dr. Keri and her crew travel to a Sheltie breeder, where Breeze the dog faces a serious prognosis; Keri and her canines compete in national dog shows where all the top dogs want to be best in show.

Dr. Keri visits townie pets, farm animals and has a date with a donkey named Eeyore; Dr. Keri reflects on her love for her team, the people and pets whose lives she's changed, having a partner who loves and supports her.

From preg checking on the frozen tundra to bottle feeding a newborn orphaned calf, Dr. Keri and her team tend to creatures great and small.

Dr. Bell, the only board-certified equine surgeon in Manitoba, arrives in Ashern to deliver some long-awaited news about Dr. Keri's injured horse Elvis.

Dr. Keri and her crew travel to a Sheltie breeder, where Breeze the dog faces a serious prognosis; Keri and her canines compete in national dog shows where all the top dogs want to be best in show.

Dr. Keri visits townie pets, farm animals and has a date with a donkey named Eeyore; Dr. Keri reflects on her love for her team, the people and pets whose lives she's changed, having a partner who loves and supports her.

A second-rate magician is wrongly accused of making a diamond disappear.

Hobo helps a modern-day Romeo and Juliet overcome their parents' objections to their marriage plans.

From preg checking on the frozen tundra to bottle feeding a newborn orphaned calf, Dr. Keri and her team tend to creatures great and small.

Dr. Bell, the only board-certified equine surgeon in Manitoba, arrives in Ashern to deliver some long-awaited news about Dr. Keri's injured horse Elvis.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

Jay takes on an exciting challenge as he outfits a wrestler with a ferocious reptile for an upcoming match; Andrea's significant other takes his first trip to the zoo; Darth Gator, a beloved alligator, tries out a new fitness routine.

Jay assigns his daughter, Andrea, to represent the zoo at Repticon; Laura and Juliette surprise Jay with a much-needed reptile ride makeover; Jay brings his scaled and slimy friends to entertain at a kid's birthday party.

A second-rate magician is wrongly accused of making a diamond disappear.

Hobo helps a modern-day Romeo and Juliet overcome their parents' objections to their marriage plans.

A territorial bull shark interrupts Cyril's search for a giant barracuda.

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

Niall meets the king cobra and learns about India's reptile problem; each year, some 50,000 people die from snake bites.

The keepers have a problem when the female Sumatran tiger, Kartika, behaves aggressively towards her cubs; a malnourished seal needs the help of veterinarian Larry.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

Machinery breakdowns cause tensions to rise in the Poseidon Crew; the Ferals are moved onto a new lease; the Gold Timers get stranded.

An old treasure map leads the Poseidon Crew to a big nugget; Marcus and Linden call in some expert help; Shane and Russell take a financial gamble.

Boats in the fleet must rely on local knowledge.

A territorial bull shark interrupts Cyril's search for a giant barracuda.

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

Niall meets the king cobra and learns about India's reptile problem; each year, some 50,000 people die from snake bites.

The keepers have a problem when the female Sumatran tiger, Kartika, behaves aggressively towards her cubs; a malnourished seal needs the help of veterinarian Larry.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

Boats in the fleet must rely on local knowledge.

Machinery breakdowns cause tensions to rise in the Poseidon Crew; the Ferals are moved onto a new lease; the Gold Timers get stranded.

An old treasure map leads the Poseidon Crew to a big nugget; Marcus and Linden call in some expert help; Shane and Russell take a financial gamble.

A territorial bull shark interrupts Cyril's search for a giant barracuda.

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

Niall meets the king cobra and learns about India's reptile problem; each year, some 50,000 people die from snake bites.

Hobo helps a prison escapee establish his innocence of a crime.

When a mother abandons her baby on the steps of a church, Hobo appoints himself guardian of the child.

Malamute puppies frolic and play while Dr. Keri gives them their first checkups; it's an emergency when Tucker the dog meets the wrong end of a porcupine.

Dr. Keri and her crew head north to save the lives of some family pets.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

Jay takes on an exciting challenge as he outfits a wrestler with a ferocious reptile for an upcoming match; Andrea's significant other takes his first trip to the zoo; Darth Gator, a beloved alligator, tries out a new fitness routine.

Jay assigns his daughter, Andrea, to represent the zoo at Repticon; Laura and Juliette surprise Jay with a much-needed reptile ride makeover; Jay brings his scaled and slimy friends to entertain at a kid's birthday party.

Hobo helps a prison escapee establish his innocence of a crime.

When a mother abandons her baby on the steps of a church, Hobo appoints himself guardian of the child.

Richard finds getting back at the hunt for herring nearly impossible; Conway's boat is severely damaged.

As the mackerel season begins in Newfoundland; the fishermen want a piece of the action; Skipper Donald Spence has just bought a new boat.

The mackerel aren't running on the northeast shore of Newfoundland; mechanical disasters puts Justin's crew in jeopardy.

Nala, the Australian sea lion, gives birth to a healthy pup; the zoo prepares to welcome zebras to the African Savanna exhibit.

Wardens crack down on illegal hunters of shed elk antlers; wardens Schwalm and Holland go out on the game range to look for signs of poachers; wardens assist with walleye spawning.

After a frustrating day, the Ferals hit a gold hot streak; an injury rocks the Gold Timers; Shane and Russell struggle with their homemade sluice.

Prospectors Jacqui and Andrew uncover gold in Queensland; the Poseidon Crew get some exciting news; the Dust Devils spend big on new equipment.

Brothers from the South challenge a brother-sister duo from the North for the top spot.

Richard finds getting back at the hunt for herring nearly impossible; Conway's boat is severely damaged.

As the mackerel season begins in Newfoundland; the fishermen want a piece of the action; Skipper Donald Spence has just bought a new boat.

The mackerel aren't running on the northeast shore of Newfoundland; mechanical disasters puts Justin's crew in jeopardy.

Nala, the Australian sea lion, gives birth to a healthy pup; the zoo prepares to welcome zebras to the African Savanna exhibit.

Wardens crack down on illegal hunters of shed elk antlers; wardens Schwalm and Holland go out on the game range to look for signs of poachers; wardens assist with walleye spawning.

Brothers from the South challenge a brother-sister duo from the North for the top spot.

After a frustrating day, the Ferals hit a gold hot streak; an injury rocks the Gold Timers; Shane and Russell struggle with their homemade sluice.

Prospectors Jacqui and Andrew uncover gold in Queensland; the Poseidon Crew get some exciting news; the Dust Devils spend big on new equipment.

Richard finds getting back at the hunt for herring nearly impossible; Conway's boat is severely damaged.

As the mackerel season begins in Newfoundland; the fishermen want a piece of the action; Skipper Donald Spence has just bought a new boat.

The mackerel aren't running on the northeast shore of Newfoundland; mechanical disasters puts Justin's crew in jeopardy.

Hobo breaks through to a withdrawn boy with the help of the janitor of a children's hospital.

A runaway little girl teams up with an old man to hitchhike across the country.

Wardens crack down on illegal hunters of shed elk antlers; wardens Schwalm and Holland go out on the game range to look for signs of poachers; wardens assist with walleye spawning.

The keepers have a problem when the female Sumatran tiger, Kartika, behaves aggressively towards her cubs; a malnourished seal needs the help of veterinarian Larry.

Boats in the fleet must rely on local knowledge.

Hobo breaks through to a withdrawn boy with the help of the janitor of a children's hospital.

A runaway little girl teams up with an old man to hitchhike across the country.

The final Quick Carve weighs heavily on the contestants, who must create a wooden chain capable of lifting hundreds of pounds; the Master Carve has everyone feeling down as they create carvings that start under the sea.

In the season finale, three chainsaw carvers face off in the ultimate final challenge to earn $50,000 and the glory of being named "A Cut Above.".

Tanya and Peter head to the coast to search for an orphan grizzly cub, leaving Angelika to move 40 black bears into a new pen to make room.

Two cubs become deathly ill from a parasite that has killed many bears; the shelter gets their 45 bears ready for hibernation.

Sydney's Taronga Zoo welcomes royalty back, two lions are ready to occupy the recently completed enclosure; a growing number of injured green sea turtles need veterinary attention; pygmy marmosets show off their big personalities.

The Integrated single stem crew fights to finish The Drop, but the wind and fog are fighting back; the Peters crew suffers a huge mechanical malfunction that could derail their plan to finish the block before snow flies.

The Bishop has his faith tested by a new partner, a freak storm threatens a truckload of pay dirt for the Cheals, and new team the Geran Gang race a late season start.

The Blacklighters achieve a long-held dream with the purchase of an excavator, and the Bishop resorts to explosives to break an opal drought.

With the quota nearly gone, captains push limits to catch what might be final paychecks.

The final Quick Carve weighs heavily on the contestants, who must create a wooden chain capable of lifting hundreds of pounds; the Master Carve has everyone feeling down as they create carvings that start under the sea.

In the season finale, three chainsaw carvers face off in the ultimate final challenge to earn $50,000 and the glory of being named "A Cut Above.".

Tanya and Peter head to the coast to search for an orphan grizzly cub, leaving Angelika to move 40 black bears into a new pen to make room.

Two cubs become deathly ill from a parasite that has killed many bears; the shelter gets their 45 bears ready for hibernation.

Sydney's Taronga Zoo welcomes royalty back, two lions are ready to occupy the recently completed enclosure; a growing number of injured green sea turtles need veterinary attention; pygmy marmosets show off their big personalities.

The Integrated single stem crew fights to finish The Drop, but the wind and fog are fighting back; the Peters crew suffers a huge mechanical malfunction that could derail their plan to finish the block before snow flies.