Cat Killer. A dog is brought in with its hair so matted it can hardly see, and a man is suspected of violence towards three cats.

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Psychic Disconnect. Maryam is a pet psychic, but she can't communicate with her vicious cat Lily. Plus, Khloe discovers an entire feral colony behind her parent's house.

Robert's Alligator Feeding Frenzy. Robert feeds 44 hungry alligators, all at the same time. Terri helps examine Kaitlyn the tiger and makes a thrilling discovery.

Lake Showdown. When a drunken man wreaks havoc on a lake, the wardens must deal with the aftermath. Warden Mike Boone tracks down the culprits responsible for an illegal dumpsite.

Nine Lives. A dog with a shattered leg and seven bad-tempered chickens arrive at the clinic. And the team unites when a tiny kitten is found unconscious at a construction site.

Beware of Cat. Dr Nichols treats a cat injured in a fight with the dog next door. And a class of fourth-graders count on Dr Jeff to save their pet hedgehog.

Home Is Where The Dog Is. One of Earl's favourite senior dogs has a chance at finding a forever home. Plus, Tia heads to a shelter in Louisiana to help with a hound they've taken in.

Here In Their Golden Years. Tania and Maria create a retirement centre for senior dogs at one of the warehouses. Meanwhile, Lizzy rescues a dog whose skin is in an awful condition.

Darkness Comes Knocking. Steev and Laura have been dating for seven years, but Steev's cat Darkness is tearing them apart. Can Jackson ease their woes?

Real Housecat Of Orange County. Peggy is a 'Real Housewife of Orange County'. Being a housewife, she's used to catfights, except she's now dealing with one involving her real cat.

A Treehouse Fit For A Viking. Pete takes on his first international build in Norway. Working with local builder, Frode, the 24 ft high retreat gives stunning views of a nearby lake.

Streamlined. Engineers are working on streamlining vehicles to improve fuel consumption and speed. Plus, a solar-powered car competes in an endurance race.

Psychic Cats And Fuzzy Otters. New science and demonstrations reveal how cats can detect an earthquake seconds before it happens. And, how do sea otters keep warm in icy waters?

Elephant Noses And Ancient Animals. New science and amazing demonstrations reveal why elephants have trunks. Plus, why do some animals live so long, and why do cats purr?

The Hidden Turtle Of Vietnam. Forrest scours lakes and rivers of both metropolitan and rural Vietnam in search of one of the last living specimens of the giant softshell turtle.

Wind And A Prayer. The Browns try closing a deal to help restore a wind turbine, but when Browntown runs out of gas, they must get creative. Plus, Noah gets bad news from his girl.

Nigiri and the NBA. The boys have the coveted task of creating a temporary tank for NBA star, Dwyane Wade, as he launches his new shoe line. But will he be pleased with the results?

Otto's Surprise. Jane and Charlotte trek through bear country to protect their herd. Three generations of Kilchers build a shack on Perl Island and Otto has a surprise for Charlotte.

Winds Of Change. As Jeremy gets his farmstead up and running, unfinished business gets in the way. Plus, bears threaten Jenny and her newborn whilst stranded on an island in a storm.

Human Bait. Mireya and Ronny return to where they heard whistles and saw glowing eyes. Meanwhile, Mireya agrees to be bait in order to lure out Bigfoot.

Top scientists reveal how a revolutionary study and advanced DNA technology solved the mystery of the legendary Loch Ness monster.

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Happily Never After. Debbie is torn between her boyfriend and her peeing cat Blinkie. Krisi and Jason want to get married, but standing in their way is her crazy cat, Frankie.

Turtles Take Flight. Robert and Terri take to the skies to release some sea turtles near the Great Barrier Reef. Bindi eagerly awaits the birth of the zoo's first tiger cub in years.

Sparking Disaster. During wildfire season, warden Dustin Delgado catches people throwing lit cigarettes. Warden Cynde Aguilar helps hunt down the criminal of a high-speed chase.

Temperature's Rising. When a dog is rushed into the clinic foaming at the mouth, Dr Jeff must act fast. And when he meets Penelope the Pig, he faces a surgery he's never done before.

Saved By the Sky. A puppy is rescued from a kill shelter in Oklahoma. And a dog eats a box of toxic chocolates infused with marijuana, and is rushed to the clinic for treatment.

Never Too Late. Lizzy tries to track down the owner of a dog tied up outside the rescue centre. Plus, an older couple come looking for their first dog.

A Dream Realized. Two strays lead Lizzy and Villalobos staff on a wild goose chase. A grandmother comes in looking for another canine companion, but her dog Daisy has other plans.

Bad Cat Karma. When Justin gave his mum Bombadil, he had no idea the cat would be a gift from hell. Buddhists Tom and Pola lived in harmony until they adopted Percy.

Fat Elvis. Jeff, a photographer who lives and works out of his home, is at risk of losing his business and his assistant because of his blood-thirsty cat, Buster.

The Bird Barn Treehouse. Pete builds a barnlike birdhouse for two retirees on their Wisconsin farm. He designs three luxury pods and a deck overlooking their stable of alpacas.

This stunning wildlife documentary captures the seldom seen wild side of America's most popular forests and reveals the nature of the Appalachians.

Supersmart Dolphins And Hungry Hyenas. A game of underwater copycat shows how smart dolphins really are. How do hyenas eat almost anything? And, how do geckos defy gravity?

Space Bugs And Squirrel Mind Maps. Are alligators music lovers? How a squirrel can hide up to 10,000 nuts in one season and still find most of them? And, can a bug survive in space?

Adorable Assassin. The team is in Madagascar to study the recently-discovered Goodman's mouse lemur. One of the world's smallest primates, it's incredible agile and ferocious.

Winged Warrior. Bradley and Billy are hunting for dragons deep in the rainforests of Thailand. The flying dragon rules the jungle canopy, gliding and dive-bombing its prey.

Into the Wilds. Four groups of people are dropped into the wilderness of Alaska. As they struggle to find their new home, they must overcome bears, glaciers and their fears.

Fermenting Donuts. The boys dive into a brand new undertaking, transporting a fully operational beer fermenter. And later they head south to create an iconic donut-shaped tank.

Moving Mountains. Things get explosive when the Kilchers expand a road with the help of a detonation expert. Atz Sr and Bonnie brave the backcountry to salvage vital resources.

Danger Down Under. The Barramundi is nearly impossible to find in the wild. The crew travels to Australia, where Aboriginal guides take them to a Barra fisherman's paradise.

Shark expert Barbara Block gives a portrait of the Blue Serengeti - a vast, rich and hidden world, now more visible thanks to new camera tags deployed on both predator and prey.

Bigfoot Moon Rising. After Russell records thermal imagery that he believes is Bigfoot, Mireya and Ronny have a terrifying experience when they realise they're not alone.

Joe Exotic gives one of his last interviews before his arrest. Ex-employees reveal the truth about his infamous G.W. Zoo and there's a look at the rescue of some of its big cats.

Guilty As A Dog. Do dogs feel guilt when they do something wrong? Why don't long-distance flyers get lost? Plus, why are tigers orange? Experts answer these questions and more!

Deadly Dinner. Why are some cats cross-eyed? How do meerkats eat poisonous scorpions and how can hippos sleep whilst holding their breath? Experts answer these questions and more!

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Roommates From Hell. 95-year old Callie survived WWII, but her daughter fears she won't be able to survive her cat, Allie, and her vicious attacks. Can Jackson Galaxy help?

Scientists have only recently begun to understand the true nature of our 'local star', the Sun. This program discusses its past and future, and its effect on our planet.

Tanked Again For the Holidays. Wayde and Brett build a beefed up tank for a jerky store. Next, the guys head to South Florida to install a pub themed tank for an Irish Family bar.

Highway Patrol. Investigator McHugh does her best to dodge traffic trying to save a dog that's strayed onto a motorway. Later, she helps a Chihuahua with a spinal injury.

Born in an Alley. Investigator AJ swoops to save the pups of a dog that has given birth in an alley. Elsewhere, an animal medical technician pleads for the life of an injured bird.

Oscar The Grouchy Frogmouth. Terri returns to her hometown in Oregon to help Brady, a cougar in need of a health check. At the zoo, Bindi bathes an echidna with bad skin allergies.

Unleashed. A look back at the most memorable moments in the season. Featuring never-before-seen footage, a look behind the scenes, and a catch up with past favourites.

Psychic Disconnect. Maryam is a pet psychic, but she can't communicate with her vicious cat Lily. Plus, Khloe discovers an entire feral colony behind her parent's house.

Happily Never After. Debbie is torn between her boyfriend and her peeing cat Blinkie. Krisi and Jason want to get married, but standing in their way is her crazy cat, Frankie.

Poachers & Liars. Warden Mike Boone relocates an alligator snapping turtle. Wardens Inman and Eddins get a poacher to confess. Warden Provaznik educates fishermen on the Texas coast.

Born To Run. Dr Jeff and Dr Petra work together to save a beloved pet husky's leg. Meanwhile, specialist Dr Baier has a scare during a routine treatment of pet pig Strawberry.

Alaskan Mountain Treehouse. Pete builds a treehouse for the Mt McKinley Princess Wilderness Lodge. The team constructs an A-frame masterpiece with stunning Alaskan mountain views.

Shark expert Barbara Block gives a portrait of the Blue Serengeti - a vast, rich and hidden world, now more visible thanks to new camera tags deployed on both predator and prey.

Thanksgiving on the Homestead. Homesteaders who work together, give thanks together. The Kilchers celebrate Thanksgiving with the friends who helped prepare the homestead for winter.

Life In The Extreme. It's late fall and the Browns kickstart their ambitious cabin build. Plus, the family attempts to organise an extreme wedding in the mountains.

Leave Or Die. A couple dismiss a warning to leave their home as a kids' prank. But when Gloria wakes to see a cross painted on her forehead, they call in the paranormal team.

Oscar The Grouchy Frogmouth. Terri returns to her hometown in Oregon to help Brady, a cougar in need of a health check. At the zoo, Bindi bathes an echidna with bad skin allergies.

And Then There Were None. The battle over the food supply pushes Adam, Evan, Christine and Gerrid to the limit. Andrew and Jennifer are abandoned at base camp.

Alaskan Mountain Treehouse. Pete builds a treehouse for the Mt McKinley Princess Wilderness Lodge. The team constructs an A-frame masterpiece with stunning Alaskan mountain views.

Horse Rescue. Officers from the Pennsylvania SPCA are horrified to discover a dead horse and thirteen others living in deplorable conditions at a farm in North Pennsylvania.

Urban Puppy Mill. Officers from the Pennsylvania SPCA mount a sting on a man suspected of breeding puppies in a basement in the centre of Philadelphia.

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Penny Hates Puck. New cat Penny viciously attacks gentle and senior cat Puck - what is the problem? Plus, a cat's stuffed animal causes odd behaviour that confuses its owners.

What About Bob? Jeff teaches the bears to forage in the wild, but when Bob slashes Jeff in the arm he refuses medical care. Jeff is forced to consider the difficulty of their leaving the nest.

When the Moon Hits Your Eye. Wayde and Brett travel to Tennessee, where the Hatfield and McCoy's dinner theatre wants to replace an old moonshine still with an aquarium.

Deadly Diet. An x-ray provides crucial evidence in an investigation into a case of three starving dogs. Investigator AJ confronts the owner with what her animals have been eating.

A Tale Of Three Tails. AHS investigators help an 80-strong police team raid a cock-fighting ring. Later, they find three puppies whose tails have been cruelly docked.

Big Day for Baby Rhino. Terri helps prepare the zoo's new baby rhino for a life-saving vaccine. Meanwhile, Robert is on a rescue mission to save two black swans in bad shape.

City Of Second Chances. The team discovers a dog that has been abandoned in a nearby playground in searing heat. And, Lizzy makes an emergency trip to save a dog hit by a car.

Loves Bites. Ambreen has been in an abusive relationship for the past 13 years, but her abuser is her cat, Calvin. Can Jackson Galaxy help Ambreen to get her life back?

Woody The Killer Kitty. Sandy and Phil were happily married until they adopted their cat Woody. The couple is convinced that Woody is evil enough to kill their other cat, Pirate.

Shock On The Bay. In Matagorda Bay, Game Warden Tommy Johnson joins a team rescuing hundreds of sea turtles near death from frigid waters.

Shelter From The Storm. Dr Jeff and the team are on a time limit to treat an English bulldog who swallowed a rock. Plus, Hector gets a workout from some puppies in need.

Scandinavia. Pete is on a treehouse holiday to the pine forest glory of Scandinavia, starting with Norway's magical TreeTop Hotel and hitting the Swedish treetops.

Laps Of Luxury. A pair of fitness fiends wants a multipurpose pool they can use for exercise and entertaining friends, but is also a safe place for their four dogs.

Christmas Kaboom! The Kilchers put their own spin on a Secret Santa gift exchange: hand-making something useful for someone in the family, from a crossbow to explosives.

Rumble In The Bush. Gabe is attacked by an aggressive ostrich and loses one of his most prized possessions in the process. Plus, the family prepare the land for winter.

The Bloody Man. Laura is sceptical when her daughter describes a figure in the bathroom and her son sees a bloody man in the basement. Should she be taking their tales seriously?

Big Day for Baby Rhino. Terri helps prepare the zoo's new baby rhino for a life-saving vaccine. Meanwhile, Robert is on a rescue mission to save two black swans in bad shape.

Shark expert Barbara Block gives a portrait of the Blue Serengeti - a vast, rich and hidden world, now more visible thanks to new camera tags deployed on both predator and prey.

Scandinavia. Pete is on a treehouse holiday to the pine forest glory of Scandinavia, starting with Norway's magical TreeTop Hotel and hitting the Swedish treetops.

House of Horrors. Officers from the Pennsylvania SPCA respond to a call concerning abandoned animals. But nothing can prepare them for what they discover inside a kitchen fridge.

Bones. When Philadelphia police uncover a massive dog-fighting operation, the Pennsylvania SPCA is called in to investigate, leading to a grisly exhumation in a front yard.

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Feral Scottish Fold. A cat attacks others that live under the same roof with ruthless efficiency and an adopted stray has trouble shedding its aggressive side. Can Jackson help?

Bears On The Run. Jeff's unconventional hunting lessons fail to prepare Bob and Screech to hunt game in the wild, but he discovers they may be learning on their own.

Penn & Teller Monkey Magic. Wayde and Brett drop in on world famous magicians, Penn and Teller who want a tank built in honour of their 40th anniversary together.

Hog-Tie Horror. Investigator Marisa McHugh and Field Ops Manager Stacie DaBolt rush to the rescue of a dog that has been hog-tied and left to die in a dumpster.

Criminal Intent. Investigator Marisa McHugh works to save the life of a puppy that someone has tried to kill, and then turns her attention to finding out who did it.

Cat Poo Coffee And Klepto Kitties. John is on the prowl to find the coolest cats on the US west coast. While in LA, he samples a cuppa made from coffee beans scooped out of cat poo.

A Home At Last. Villalobos' oldest resident, a pit with severe arthritis, is rehomed. Earl works to improve a dog's social skills and Kanani's girlfriend takes on her first rescue.

Paranormal Cat-Tivity. Mike and Patricia love their cats, but unfortunately their cats do not love each other. Patricia, a ghost hunter, thinks there is a supernatural reason why.

Crazy Cat Opens Doors. The behaviour of Sebastian, a violent cat, puts a new-born baby in jeopardy. Plus, a door opening wild cat, Zeus, is threatening to leave his owner.

Poaching Rampage. Texas Game Wardens Henson and Harper investigate a deer poaching case in which a confession from a suspect reveals the killing of more than 40 deer.

Friends For Life. Dr Jeff fights to fix a German shepherd's broken elbow for his war veteran owner, and a cat with a swollen bladder needs difficult surgery to save its life.

Lost In The Forest II. Pete goes behind the scenes with unseen footage, bloopers and lots of extra treehouse tours - including a peek inside Dale Earnhardt Jr's arboreal escape.

These Aren't Teddy Bears. The Fish and Wildlife Police swing into action to release a menacing bear back into its native habitat. Meanwhile, a drink driver is apprehended.

Call of the Cattleman. The Kilchers pay tribute to a fallen friend by driving cattle back home. Atz Lee winterizes the Hunters Cabin, preparing to move further off the homestead.

Range Ridin'. When the ranch comes under fire from encroaching hunters, Gabe decides to learn to ride a horse as the family constructs a fence around the property.

Demon Attack. A mother is worried about her daughter's visions of a bloodied girl and a car crash. Does her child need psychiatric help, or do demonic spirits lurk in their home?

Cat Poo Coffee And Klepto Kitties. John is on the prowl to find the coolest cats on the US west coast. While in LA, he samples a cuppa made from coffee beans scooped out of cat poo.

Laps Of Luxury. A pair of fitness fiends wants a multipurpose pool they can use for exercise and entertaining friends, but is also a safe place for their four dogs.

Antonio Brown's Steel City Skybox. Pete makes a treehouse for an American football player. Antonio Brown wants a window wall that overlooks a basketball court and football field.

Miami Menagerie. A mission becomes personal when Miami's animal cruelty investigators find two adopted dogs wandering the city streets in need of help.

Caught in the Act. When a CCTV camera films a man beating a cat, investigators have to catch him. Neglect leaves two dogs near death and owls are rescued from a demolition site.

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Macho Cat. Ryann and Derek's cats do not get along, as Buddy bullies Lita. Jen and Nicole got along great, until Jen got a cat named Princess Puffy Pants who pees on everything.

Save The Sloths. A year in the life of five slow-moving residents of the Aviarios Sloth Sanctuary in Costa Rica, a sanctuary dedicated to saving orphaned or injured sloths.

On The Spot. An emergency rescue puts sanctuary vet, Marcello, on the spot, a love triangle leaves Bradypus, Samantha, in the doghouse and Becky puts sloth speed to the test.

Howie Mandel Is The Brains Behind ATM. Howie Mendel wants a tank but can't make up his mind on the design. Will Wayde and Brett be able to complete the build without any guidance?

Left for Dead. Investigator Marlynn Barkley tries to save a dog that has been left for dead by its owners. Plus, Stacie helps a woman whose house have been invaded by feral cats.

A Voice for the Victim. Investigators respond when a young cat is brought into the shelter with its paws missing. And, an owner is challenged for not taking his dog to see a vet.

Kitty Wigs And Fat Cats. Host John Fulton heads to America's southwest to meet felines with frontier flair. Plus, he learns everything is bigger in Texas, even the cats.

Young Blood. A new inmate starts working at VRC. Lizzy and Joe try to catch a stray in a nearby neighbourhood. A family wants to adopt a dog, hoping to fill a void in their hearts.

Four Blind Cats. A tantrum-prone cat lives in fear of the other two cats living in the same home. Plus, Jackson tutors a bouncer on how to handle his sweet Tasmanian devil of a cat.

Scary Tails. Jackson works with a cat, Skylar, who's literally afraid of her own tail. Plus, Jackson meets up with a pair of guardians whose cat is constantly knocking things over.

Justice Served. In South Texas, a warden assists in releasing cold stunned sea turtles back into the sea. Plus, a standard patrol at a fishing spot leads to a drug bust and manhunt.

Picking up the Pieces. Dr Jeff works to save a dog kicked in the head by a horse, and tackles a neighbourhood overrun with feral cats. And a pet ferret shows some worrying symptoms.

Rusty Rooted River Shack. Pete and the team are off to build a charming, rustic river shack themed treehouse along the banks of the Mississippi.

Central American Killers. Super slow motion cameras capture the 100mph strike of a yellow eyelash viper, a howler monkey evading predators and a basilisk lizard walking on water.

Snowy Roundup. At the head of the bay, Atz Sr. has wild game in his sights. Meanwhile, Atz Lee and Jane tackle a long-overdue task to secure their cabin for the winter.

Bush Below Zero. The Browns rush to build livestock shelters as a life-threatening cold front reaches the mountain. The siblings are forced to make a risky journey.

Closet of Horror. Andrew and his mum were both being tormented by the same ghost but kept it a secret - so how did they find out about their home's horrible history?

Kitty Wigs And Fat Cats. Host John Fulton heads to America's southwest to meet felines with frontier flair. Plus, he learns everything is bigger in Texas, even the cats.

Petting Jaws. On the West Coast of America, a young woman is living the night life with a pair of tamandua anteaters. Elsewhere, a family shares their home with hippos.

Semper Fi In The Sky. Pete builds a treehouse for the children of injured Marines. Cargo netting provides an exciting way to enter, with more nets making a bridge between sections.

Betrayal. There's heartbreak as investigator Labrada fights to save a poorly dog that's been rejected by its owners. Plus, a young girl rescues a horse left without food or water.

Bear Rescue. Wildlife agents are called out to rescue a black bear that has been hit by a car. Meanwhile, investigators confront the owner of an illegal pig slaughter operation.

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Graveyard Of Peed On Things. Pip is a one-eyed cerebral hypoplasia cat who attacks her owner's other cat, Red. Plus, Erin's cat Autumn pees everywhere, but can Jackson stop it?

Tacos & Tarpon. In Mexico, the crew navigate a maze of crocodile and mosquito-infested waterways and lagoons in search of a rumoured paradise for fishing tarpon.

Gabriel Iglesias' Fluffy Tank. The duo attempt to combine Gabriel Iglesias' love of vintage buses into a unique pair of tanks, but a grand theft heist at ATM may put on the brakes.

Harness of Horror. Field Operations Manager Stacie DaBolt investigates when a dog with a painful embedded harness and extremely matted fur is bought in to the shelter.

Mange Misery. Investigators confront the owner of six emaciated dogs with appalling mange. Plus, investigator AJ Meadows discovers a Chihuahua puppy at death's door.

Kitty Tree Houses And The Cat Guys. John's feline foray explores where wild and domestic cats occupy the same sanctuary. Plus, who is the most popular cat on television in Arkansas?

A Girl Named Gun. Tia heads to the swamps to rescue a dog needing medical attention and is shocked by the diagnosis. Meanwhile, Earl takes the lead in teaching his son how to drive.

Katrina Storms in. Jackson meets up with a soft-spoken musician who feels abused by her adopted cat and is ashamed that she can't figure out how to prevent her cat's behaviour.

Breaking Bald. Jackson enters Ellen's world, one that's crawling with neighbourhood feral cats, who she's been feeding and trying to contain virtually by herself for 20 years.

Seeing Stars And Stripes. It's summertime in Texas and the Game Wardens have lots to do. They handle a speeding jet ski, drunk boaters, angry campers and a rowdy raccoon.

Never Give Up. Dr Jeff returns to Mexico to help desperate pets - and some reluctant patients at a monkey sanctuary. Plus, the team must catch and treat a pack of street dogs.

The Alaskan Treetop Sauna. Pete is off to build his second Alaskan treehouse! He sets out to create an outside-in treehouse and heats things up by installing a sauna in the trees.

Marvin is reduced to tears by the sight of a pit bull puppy. An encounter with a snake keeps Seth a prisoner in his own home and Jahara won't open windows in case spiders get in.

Will Winter Come? The Kilchers make final preparations for winter. Eivin, Atz Lee, Jane and Shane embark on an epic group hunt for deer to fill their freezers.

Water To Ice. The ranch faces another crisis when the water supply freezes. Plus, the Wolfpack must problem solve to get the house back on track in time for the deep freeze.

The Demonic Seduction. A paranormal researcher is seduced by a female demon. His wife calls in renowned demonologist Father Bob - but can they save her husband from the dark side?

Kitty Tree Houses And The Cat Guys. John's feline foray explores where wild and domestic cats occupy the same sanctuary. Plus, who is the most popular cat on television in Arkansas?

Envy. Richard E Grant explores the evolutionary roots of envy - an obsession with the possessions of others. Does it also exist in the animal kingdom?

Climb-In Drive-In. Pete tackles a treehouse movie theatre! Concessions are served through a pulley system, and loungers elevate into the trees to give perfect views of the screen.

Biggest Rescue Ever. Investigators brave alligator-infested waters to help save an injured alligator. Meanwhile, 400 farm animals are rescued in Miami's biggest ever seizure!

Manatee Rescue. A dramatic rescue to save a manatee's flipper uncovers a secret. Meanwhile, Investigator Casadevall is hunting for poachers who've left several cattle dead.

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Chubs. Sara and John are now expecting their first child but are concerned over their aggressive cat, Lucy. Animal behaviourist wannabe Keri can't stop her cats fighting.

Cat Poo Coffee And Klepto Kitties. John is on the prowl to find the coolest cats on the US west coast. While in LA, he samples a cuppa made from coffee beans scooped out of cat poo.

Actions Have Consequences. A warden arrives at a domestic dispute to discover a participant is wanted by the law. A couple with their baby are caught kayaking without life jackets.

The Lion's Den. Dr Jeff races to save the legs of a puppy who has been hit by a car. And newly hired exotic pet vet, Dr Baier, treats a Burmese python that is losing weight.

Mission Beyond. With thousands of animals in need, and vet care unaffordable to most, Dr Jeff heads to Mexico to run a mobile clinic and help as many people and pets as they can.

Match Made Perfect. Lizzy and Elise struggle to rescue a stray dog found on the train tracks. Plus, a woman falls in love with a Labrador, but her current dog isn't so welcoming.

Twist Of Fate. Tia and M2 are preparing a pit bull for her forever home, but the adoption takes an unexpected turn. Plus, a new parolee comes to Villalobos from Boston.

Brooklyn Cat Fight. Jackson makes his way to Brooklyn, where a couple are seeing their relationship suffer over the ongoing blood feud between their two cats.

Gotham Feral Cats. Jackson visits New York City to meet a father and son who've been taking care of a feral cat colony in their backyard and are desperately in need of help.

Grace VanderWaal's Got Treehouse. Pete builds two treehouses for 13-year old performer, Grace VanderWaal. The team creates a 'boho' chic clubhouse and a window-walled art studio!

Lions, Bears, Bison. In the Czech Republic, the Lion Whisper's oversized cats are threatening their owner. Plus meet the Texan cowboy who lets Buffalo roam in his own home.

Cheesy Mice And Flatulent Manatees. Experts reveal how blind bats avoid collision. Do mice really like cheese? What makes manatees' farts so special? And, why are slugs so slimy?

Flying Whales And Hippo Sunscreen. Experts examine how humpback whales leap so far out of water. Why do dogs tilt their heads? Why do animals swarm? How do spiders shed their skin?

In the Caribbean, a deep-sea camera captured footage of a huge tiger shark suffering an assault by a large, unseen beast. Dr. Austin Gallagher explores this abyss for answers.

What Did We Get Ourselves Into? Greg Pierson, who has never used a gun, sets out on a brutal mountain goat hunt whilst the other groups gather food before the winter.

A Healthy Dose Of ATM. The boys tackle a strange request for a syringe-shaped aquarium for a medical centre. And they find some awkward clients in the shape of themselves.

Popcorn On The High Seas. The Popcorn Girl commissions ATM to transform a vintage popcorn maker into a tank. And later the boys fabricate a Navy-inspired sailboat aquarium.

Into The Wild. Renowned bear handler Jeff Watson sets out on an adventure to teach his two 700lb grizzly bears, Bob and Screech, how to survive on their own in the wild.

To Teach A Bear To Fish. Jeff begins his lifelong dream of re-wilding Bob and Screech. But fishing proves more difficult than imagined and Bob appears to be falling behind.

It Knows We're Here. Mireya's darkest nightmare comes true. Meanwhile, Russell investigates a possible Bigfoot underwater passageway.

In the Caribbean, a deep-sea camera captured footage of a huge tiger shark suffering an assault by a large, unseen beast. Dr. Austin Gallagher explores this abyss for answers.

Marvin is reduced to tears by the sight of a pit bull puppy. An encounter with a snake keeps Seth a prisoner in his own home and Jahara won't open windows in case spiders get in.

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The White Tornado. Kristen's cat is marking everything- can Jackson change his ways? Liz and Michael have lived in peace with their senior cat Remy, until Kimba entered their lives.

Kitty Wigs And Fat Cats. Host John Fulton heads to America's southwest to meet felines with frontier flair. Plus, he learns everything is bigger in Texas, even the cats.

Bracing For Impact. On the Gulf of Mexico, a routine inspection turns treacherous for Carmen Rickel and the Marine Tactical Operations Group. Kyle Hendley wrangles a rattlesnake.

Tender Loving Care. Dr Jeff fights to save a bearded dragon which is having a seizure, and Dr Amy is put to the test when a routine cat neuter turns complicated.

Risky Business. Dr. Jeff must act fast to save a kitten with head trauma. Dr. Amy treats a dog with a weak heart. And a Good Samaritan helps a family when their dog is hit by a car.

Saved From The Fight. Tia comes to the rescue of five injured dogs who have been used for fighting. Plus, parolee Spencer is released from jail and returns to Villalobos.

Pack Of Puppies. When a litter of puppies are dropped off at Villalobos, Tia and M2 turn to social media to get them adopted. Plus, Mariah and Lizzy struggle to catch a stray.

Twinkle, Twinkle, Little Star. In a show first, Jackson helps a cat - who can't get along in its rescue home - to move in with a foster family who he's hopeful will adopt.

Felines And Frenemies? Roommates Josh and Grace can't keep their cats from attacking each other. Plus, Jackson works with a mother-daughter duo struggling with a fearful feral cat.

Alaskan Mountain Treehouse. Pete builds a treehouse for the Mt McKinley Princess Wilderness Lodge. The team constructs an A-frame masterpiece with stunning Alaskan mountain views.

Save The Sloths. A year in the life of five slow-moving residents of the Aviarios Sloth Sanctuary in Costa Rica, a sanctuary dedicated to saving orphaned or injured sloths.

On The Spot. An emergency rescue puts sanctuary vet, Marcello, on the spot, a love triangle leaves Bradypus, Samantha, in the doghouse and Becky puts sloth speed to the test.

Smart Pups And Fish Baths. Experts test to see if wild wolves are smarter than domestic dogs with an interesting experiment. Plus, can spiders really fly? And, how do polar bears keep warm?

Headbanging Birds And Unsinkable Ants. Experts look at why ants don't drown. Why don't woodpeckers get headaches? And, how does a 15-foot octopus escape through a three-inch hole?

Welcome to the Family. Meet James Giuliani, a former mob enforcer who turned his life around and now runs a dog grooming parlour alongside rescuing animals. Today he hires some help.

Dog Grooming 101. James gets a call from an old mafia buddy about a rescue at a junkyard. Plus, Tanell shows up for her first day as a groomer and quickly finds herself overawed.

Starving in the Wilderness. Carolyn Wise heads out on a moose hunt and the Flower Lake group stalks squirrels. The other groups are forced to take desperate measures to find food.

Sweet Memories. Wayde and Brett take a trip down memory lane when a restaurant requests a tank that pays homage to Coney Island. Plus, a bakery requests a cake display case aquarium.

Just What The Doctor Ordered. Wayde and Brett recreate a spine insert for an aquarium that will stand in a rehabilitation facility's office. Later, they create an underwater forest.

Tacos & Tarpon. In Mexico, the crew navigate a maze of crocodile and mosquito-infested waterways and lagoons in search of a rumoured paradise for fishing tarpon.

Attack survivor Jenny Oliver and researcher Kina Scollay are on a quest to find out if the mysterious Sevengill sharks are targeting divers- and are they hunting in packs.

The Final Hours. The team believes they've finally narrowed down where Bigfoot has been hiding throughout their expedition. A high-tech drone is brought in to investigate.

Welcome to the Family. Meet James Giuliani, a former mob enforcer who turned his life around and now runs a dog grooming parlour alongside rescuing animals. Today he hires some help.

Dog Grooming 101. James gets a call from an old mafia buddy about a rescue at a junkyard. Plus, Tanell shows up for her first day as a groomer and quickly finds herself overawed.

A crippling fear of bats prevents Tom from leaving the house at night. Roxanne won't enter the bathroom by herself for fear of rats, and Laura tries anything to avoid cockroaches.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Bea Hates Cece. CeCe and her cat Aragon find themselves being terrorized by Krista's cat, Bea. Megan loves her five-year-old Persian Fi, but doesn't love her toilet habits.

Lions, Bears, Bison. In the Czech Republic, the Lion Whisper's oversized cats are threatening their owner. Plus meet the Texan cowboy who lets Buffalo roam in his own home.

Dwight Howard's Slithering Slam Dunk. A call from NBA star Dwight Howard sends the duo to Houston. But Howard doesn't just want a fish tank, he also wants a new home for his snakes.

Fight For Life. Investigators look into reports of an illegal dog fight and discover three pit bulls urgently needing their help. Plus, a terrified dog is rescued from under a trailer.

Life And Death. The investigators look back on dramatic cases where they made the difference between life and death, including Lewis - a dog found hog-tied and left in a dumpster.

Cat Musicians And Garfield's Dad. John discovers how the most popular comic strip kitty was born. Plus, can a cat with four ears hear better than the average feline?

A Different Mission. Earl helps restore an abandoned Rottweiler to health. A service dog organisation from North Carolina contacts VRC seeking a new dog for their programme.

A Brave New Cat World. Jackson enters the Santé D'or shelter with the intention of helping an over-aggressive shelter cat, Pig Pen.

Scout's Honor. Scout is so afraid of his tormentor, Caramel, he literally lives inside a kitchen cabinet. Allison's adopted Bengal cat, Cheeto, can use the toilet - but attacks her.

Wet And Wild. It's a busy weekend in Texas. The Game Wardens deal with thousands of festival-goers on the San Marcos River and a patrol on Lake Texoma leads to multiple arrests.

Unlucky Break. Dr. Jeff faces surgery first on a Rottweiler with a broken shoulder and Dr. Baier sees to a limping pig. Plus, the team head to the mountains to treat some wolves.

Off-The-Grid Getaway. Pete creates an off-the-grid escape that's all about peace, love, and treehouses. Once built, the owner adds a massive hammock in the trees.

Attack survivor Jenny Oliver and researcher Kina Scollay are on a quest to find out if the mysterious Sevengill sharks are targeting divers- and are they hunting in packs.

Big Changes. The Kilchers face the threat of climate change. After another winter of record temperatures, life on the homestead appears to be changing and everything is in flux.

A Bottle For Your Thoughts. Bear stays in the woods overnight after learning some life-changing news. Plus, Sister Bird makes an unusual gift for Gabe and Bam works on the house.