As big game firearm season begins, wardens face a tense investigation into a poacher suspected of illegal deer hunting; racing against time, they combine forces to uncover the truth in the wild.

Wardens crack down on road hunters illegally collecting antlers for profit, while another team trains a canine to assist in enforcement.

In western Montana, wardens navigate a dispute over a dead elk stolen by a grizzly; in region two, they investigate the unlawful shooting of a female elk, uncovering key details.

As wardens attempt to catch a convicted game violator, another case forces them to work late into the night; region four officers spring into action when a 1,000-pound bully stirs up trouble.

As big game firearm season begins, wardens face a tense investigation into a poacher suspected of illegal deer hunting; racing against time, they combine forces to uncover the truth in the wild.

Wardens crack down on road hunters illegally collecting antlers for profit, while another team trains a canine to assist in enforcement.

In western Montana, wardens navigate a dispute over a dead elk stolen by a grizzly; in region two, they investigate the unlawful shooting of a female elk, uncovering key details.

As wardens attempt to catch a convicted game violator, another case forces them to work late into the night; region four officers spring into action when a 1,000-pound bully stirs up trouble.

A tense confrontation ensues when Wardens Scott and Gould respond to a call about an illegal deer hunting case; two raccoons find their way to a gas station and must be trapped; Warden Boone handles a disgruntled hunter at a deer hunting club.

During deer hunting season, Wardens Gould and Scott respond to a call about finding carcasses on private property; a horse owner's home is peppered with stray bullets, while hunters are questioned about hunting illegally.

Nate finds a Lab mix for Immanuel, who suffers from shaken baby syndrome and needs a dog to support him during seizures; Laura rescues a poodle mix for Carmel, a former Marine with PTSD and a serious back injury.

Dog's intelligence is in question; bulldog has.

Peaches, a 2-month-old warthog, charms his keepers while training to become an animal ambassador; a nervous one-horned rhino adjusts to her new exhibit; Willow, a red panda, shows signs of being pregnant.

A trio of new penguin chicks are introduced to the pool for their first swim; family dynamics change when the mandrill monkey troop welcomes a new baby; a pair of king vultures are prepped for their big debut at the Queens Zoo.

The team builds a Bali-themed enclosure for a blue-tongued skink and gifts the clients an additional enclosure for their crested geckos; Greg surprises long-time client Tonya with a white throat monitor to expand her reptile collection.

Greg and Lucas visit the Moorehouse family who want an Old West saloon-themed enclosure for their first reptile; Tyrone, Jason, Chris, and Lucas have a competition to see who creates the funniest memes.

Hunter the Sumatran tiger is blind and must be sedated for his annual eye check; the keepers prepare young giraffe Scarlett for a road trip to South Australia, reuniting her with family.

Over 50 hybrid hounds are found abandoned in Texas; Tia is faced with her most challenging rescue to date and is determined to find the best solution before it's too late.

Pete and NTS build a tree house for the For-Mar Nature Preserve just outside Flint, Mich.; the 5-platform nature headquarters serves as a positive addition to a community still reeling from the water crisis that began in 2014.

Pete pushes his design skills to create an owl-inspired tree house library in Charlotte, N.C.; evoking the face of the bird and using all sorts of curves, including rounded walls and semi-circle bookcases, the crew builds a one-of-a-kind masterpiece.

Pete treks to New York's Catskill Mountains to build his first glass house in the sky; piecing materials together like a puzzle, Pete uses his clients' collection of 50 vintage windows to construct an elegant tree house incased by walls of glass.

Pete is back in Texas to build a sophisticated, sleek-and-chic treehouse in the heart of Dallas; Daryl and the NTS team put treehouse engineering to the ultimate test at Washington State University, proving down-to-the-pound the power of the TAB.

Pete and his gang ride out to the Lone Star State to build a double-decker hideout in Texas Hill Country; Pete creates rustic perfection in six live oak trees with a saloon-style first floor for sippin' sarsaparilla and a glass floor for views below.

Pete creates a guesthouse for his clients' daughter, who is returning from college.

A swan with a fish hook caught in its mouth requires a light touch from the RSPCA. Meanwhile, a group of ducklings are found covered in oil by some railway tracks and need immediate assistance.

A raven reared as a pet must forget its tame behavior if it is to return to the wild and be able to survive; Paige Burnham struggles to rescue a deer trapped by the quickly rising tide.

The staff at East Winch Wildlife center tackle the growing problem of seals trapped in discarded fishing nets and a swan has its foot caught in discarded rubble.

Pete creates a guesthouse for his clients' daughter, who is returning from college.

A swan with a fish hook caught in its mouth requires a light touch from the RSPCA. Meanwhile, a group of ducklings are found covered in oil by some railway tracks and need immediate assistance.

A raven reared as a pet must forget its tame behavior if it is to return to the wild and be able to survive; Paige Burnham struggles to rescue a deer trapped by the quickly rising tide.

The staff at East Winch Wildlife center tackle the growing problem of seals trapped in discarded fishing nets and a swan has its foot caught in discarded rubble.

Pete pushes his design skills to create an owl-inspired tree house library in Charlotte, N.C.; evoking the face of the bird and using all sorts of curves, including rounded walls and semi-circle bookcases, the crew builds a one-of-a-kind masterpiece.

Pete treks to New York's Catskill Mountains to build his first glass house in the sky; piecing materials together like a puzzle, Pete uses his clients' collection of 50 vintage windows to construct an elegant tree house incased by walls of glass.

Nate finds a golden retriever-rottweiler mix to work with Kalani, an ex-marine with severe PTSD and anxiety; Laura works with Kelly, who suffers from a rare form of cerebral palsy, matching her with a Great Dane rescue.

Cooper the Labrador loves ice cream so much that his hometown has a flavor named after him; half Westie/ half Corgi, Teddy gets stuck in soda cartons; Nora the cat is a piano playing internet sensation; Santos, the potty-mouthed rapping parrot.

A new bison calf has a hard time keeping up with his mom; the bird department prepares a group of Von der Decken hornbill chicks for their move to the Minnesota Zoo; keepers at the Central Park Zoo hope the female snow monkeys accept a new male.

Crate training Nikita the Amur tiger in preparation for her move to Washington, D.C., proves challenging; an endangered Chinese alligator shows signs of being pregnant; staff prepare to release rare New England cottontail rabbits into the wild.

Greg and habitat designer Lucas travel to Washington State to meet the Dasch family, who look to create a grand Mayan-inspired terrarium for their extensive collection of poisonous dart frogs.

Just south of Cornel's World, reptile and amphibian lover and rescuer, Stevie, enlists the team to come up with a sci-fi fantasy-themed enclosure for her basilisk lizard; the guys lay a little princess magic on a showpiece for three ball pythons.

The family prepares Croc One, Steve Irwin's research ship, for a mission to release an endangered sea turtle back to the wild; Scarlett the giraffe reunites with her grandmother; Grub the wild echidna is released from the Zoo's Wildlife Hospital.

Tia chases down the mysterious origins of a dog during a dangerous midnight raid; long term Villalobos resident's chances of a forever home are threatened by cat; parolees puts his reputation on the line by recommending a friend.

The Bering Sea draws first blood in daring Coast Guard rescue; Jake strives to become an independent captain, and Keith offers to take him on as an apprentice; accusations fly and suspicions grow as the captains plunge head first into a brutal start.

Sig embarks on a daring midnight mission to shake his rivals; the Cornelia Marie pays the price for a rotten alliance, and an injured deckhand could force the boat in early; Keith gets big news from his doctor on a mystery illness.

As a flooding collision void threatens to sink him, Keith fights to keep the Wizard afloat; a missing boat part leaves Jake stranded at sea; Sig gets ready to pass the torch to Edgar, but brotherly tension arises when he can't give up the reins.

A massive arctic hurricane shocks the fleet with high winds and big waves; an unstable stack threatens to capsize the Saga; as the captains rush to pull and set pots before harbor, Wild Bill risks driving straight into the storm to snatch his quota.

Jake makes a devil's bargain, huge crab for hidden perils, until his boat is on the line; Sig serves cold justice at sea; Wild Bill chases a King Crab jackpot; the Cornelia Marie crew learns that the wheelhouse always wins.

Andrea Schlake volunteers at an animal sanctuary when a chimpanzee escapes its enclosure and chases her down; a great white shark knocks surfer Todd Endris off his board and attacks him.

A polar bear chases down Erin Greene as she walks home from a Halloween party in a small arctic town; a bull shark attacks triathlete Chuck Anderson in the Gulf of Mexico, biting his arm and pulling him to the ocean floor.

Diver Tim Saxon films underwater at the Great Barrier Reef and gets stung by an Irukandji jellyfish, one of the world's most venomous animals; a grizzly bear attacks forester George Knoll in the remote Great Bear Rainforest.

A black bear charges Joe Azzouggagh and his German shepherd, Ace, deep in the Ontario wilderness; single father Andrew Dickehage, forced to walk six miles along a rural road at night, comes under attack from unseen predators.

Andrea Schlake volunteers at an animal sanctuary when a chimpanzee escapes its enclosure and chases her down; a great white shark knocks surfer Todd Endris off his board and attacks him.

A polar bear chases down Erin Greene as she walks home from a Halloween party in a small arctic town; a bull shark attacks triathlete Chuck Anderson in the Gulf of Mexico, biting his arm and pulling him to the ocean floor.

Diver Tim Saxon films underwater at the Great Barrier Reef and gets stung by an Irukandji jellyfish, one of the world's most venomous animals; a grizzly bear attacks forester George Knoll in the remote Great Bear Rainforest.

A black bear charges Joe Azzouggagh and his German shepherd, Ace, deep in the Ontario wilderness; single father Andrew Dickehage, forced to walk six miles along a rural road at night, comes under attack from unseen predators.

Sig embarks on a daring midnight mission to shake his rivals; the Cornelia Marie pays the price for a rotten alliance, and an injured deckhand could force the boat in early; Keith gets big news from his doctor on a mystery illness.

As a flooding collision void threatens to sink him, Keith fights to keep the Wizard afloat; a missing boat part leaves Jake stranded at sea; Sig gets ready to pass the torch to Edgar, but brotherly tension arises when he can't give up the reins.

Laura finds a Chihuahua mix for teenager suffering from PTSD; Navy vet Jesse rescues a pit bull mix.

Pet monkey becomes a nosy Nancy; dog commits breaking and entering...into the pantry; king of the castle is a cat; can't take your eyes off a dancing dog; owner watches his dog eat the furniture via video monitor from work.

A giraffe named Mashengo journeys from the Indiana Zoo to his new home in the Bronx; keepers hand-raise endangered ducklings and release them at the Central Park Children's Zoo; love is in the air for a pair of cloud rats.

Cardiologists try to determine why the geladas are experiencing a life-threatening heart condition; Nile crocodiles are shifted off exhibit for a maintenance project; the elephant shrews are breeding.

The team must create a samurai-themed enclosure for two boa constrictors in time for the grand opening of Serpent Tattoo; Rachel is forced to confront her fear of snakes when the team collaborates with a rattlesnake wrangler.

The team create a gangster-themed enclosure for seven snakes; a Russian tortoise name Littlefoot gets a new home;. when Greg takes Kevin to the veterinarian, the results are a bit surprising.

Robert wrangles Utah, a venomous 12-foot king cobra; Dr. Amber visits Tandora to care for wild koalas; back at the zoo, an old injury flares up for Bruce the brolga, a bird that has been in the Irwins' care for 26 years.

Earl and Toney join forces to rescue a canine from an abandoned home; Mariah is forced to make a difficult decision for her fur-baby, Tater.

The Georgia Aquarium sends a team to Cape Town, South Africa, to help rehabilitate and release a group of African penguins into the wild; a dive team installs a shipwreck feature into an exhibit to provide enrichment for their sea turtle.

Two African penguins, Freya and Neo, welcome a young chick, but there's cause for concern when health problems arise; staff work to train a trio of harbor seals to ride the elevator, with the only hiccup being a nervous seal named Floyd.

Beloved Asian small-clawed otter Pinkie has a recurring bloody nose, the team goes to great lengths to find out what could be causing it; feisty baby American alligators arrive at the aquarium and must learn to eat in an orderly way.

R&B singer Keyshia Cole dreams of having a saltwater aquarium in her home, and Wayde and Brett endeavor to make her dreams come true.

California restaurant Mel's Drive In wants a tank for their new location in Santa Monica; the owners want a nostalgic feel and a ton of insert pieces that represent Mel's storied history while pointing to the restaurant's future.

Brett's newest business venture is Donut Mania, and Wayde and the whole team want to congratulate him with a surprise fish tank.

Businessman Brad Jennings builds a new office and wants to top it off with three tanks from ATM; Wayde and Brett must come up with three complementary interiors including one with a working fireplace.

Three-time world champion boxer Fernando Vargas asks Wayde and Brett to make a boxing glove-shaped tank for his boxing gym in Las Vegas; this challenge goes well beyond the ring.

Howie Mandel reaches out to ATM for another tank, only this time it's a surprise for his manager's company; Three Arts Entertainment already has an existing tank but it needs a serious upgrade.

Brett's newest business venture is Donut Mania, and Wayde and the whole team want to congratulate him with a surprise fish tank.

Businessman Brad Jennings builds a new office and wants to top it off with three tanks from ATM; Wayde and Brett must come up with three complementary interiors including one with a working fireplace.

Three-time world champion boxer Fernando Vargas asks Wayde and Brett to make a boxing glove-shaped tank for his boxing gym in Las Vegas; this challenge goes well beyond the ring.

Howie Mandel reaches out to ATM for another tank, only this time it's a surprise for his manager's company; Three Arts Entertainment already has an existing tank but it needs a serious upgrade.

Two African penguins, Freya and Neo, welcome a young chick, but there's cause for concern when health problems arise; staff work to train a trio of harbor seals to ride the elevator, with the only hiccup being a nervous seal named Floyd.

Beloved Asian small-clawed otter Pinkie has a recurring bloody nose, the team goes to great lengths to find out what could be causing it; feisty baby American alligators arrive at the aquarium and must learn to eat in an orderly way.

Cats cram themselves into tight spots, hang out with unusual friends, and demonstrate their athletic abilities.Guests: Nicholas Dodman, Jackson Galaxy, Karen Halligan, Heather King, Brett Raymer, Luigi Francis Shorty Rossi, Matt Stopera..

Naughty felines are caught in the act; cute kittens attempt to mimic the actions of their human friends.Guests: Jackson Galaxy, Nicholas Dodman, Karen Halligan, Heather King, Wayde King, Luigi Francis Shorty Rossi, Matt Stopera..

Coverage of the professional bass fishing league.

Four friends set out on a grueling jungle expedition where they face torrential rains and deadly insects in a quest to verify a rumor of giant golden dorado in an uncharted Bolivian river.

The guys head deep into Zambia in search of large tigerfish and the only things standing in their way are 400 miles of unpaved roads, crocodiles, hippos and a serious lack of fuel.

Fisherman and adventurer Jeremy Wade travels to Alaska to discover what has happened to the king salmon.

The Aleutian Islands are home to some of the most remote communities on earth; Jeremy Wade sets out to investigate reports of strange, alien species in the waters around the islands and the disappearance of fish that have been there for generations.

Jeremy is on a journey to catch a monstrous, man-sized pike, starting in the lakes of Ireland and leading to un-fished waters on the edge of the Arctic Circle in Sweden.

Fisherman and adventurer Jeremy Wade travels to Lake Garda in northern Italy to investigate a 16th-century monster fish.

Jeremy Wade travels to the island of Tasmania in search of a colossal freshwater beast on the verge of disappearing forever.

Something is wiping out the fish in Australia's Fitzroy River, and Jeremy is determined to discover the cause.

Jeremy heads to Australia to investigate a terrifying underwater attack by a six-foot beast in a remote Outback river.

Forrest is in Mozambique to track down a bull elephant that has been destroying local villages.

Rumors of witchcraft bring Forrest to Africa's Zambezi River, the site of crocodile attacks plaguing a local fishing village; he and his childhood friend are determined to stop the killings and save the croc before things turn even more deadly.

Forrest travels to the Pacific Northwest with zoologist and wife Jessica on a mission to uncover the truth about the centuries-old myth of the lake monster.

Forrest travels to Missouri with zoologist and wife Jessica to meet a man who claims he witnessed a wolf-like creature with a strange howl and distinct odor; a chance encounter with a local moonshiner leads them to an amazing discovery.

Forrest and his wife, Jessica, are in Peru, where a local farming village is being terrorized by what they believe is a man-like beast from Peruvian folklore; evidence leads the team deep into the Andes to find the source of these terrifying attacks.

Forrest and team dive into the Anaconda's lair to find the infamous snake.

Forrest travels to the Pacific Northwest with zoologist and wife Jessica on a mission to uncover the truth about the centuries-old myth of the lake monster.

Forrest travels to Missouri with zoologist and wife Jessica to meet a man who claims he witnessed a wolf-like creature with a strange howl and distinct odor; a chance encounter with a local moonshiner leads them to an amazing discovery.

Forrest and his wife, Jessica, are in Peru, where a local farming village is being terrorized by what they believe is a man-like beast from Peruvian folklore; evidence leads the team deep into the Andes to find the source of these terrifying attacks.

Forrest and team dive into the Anaconda's lair to find the infamous snake.

Something is wiping out the fish in Australia's Fitzroy River, and Jeremy is determined to discover the cause.

Jeremy heads to Australia to investigate a terrifying underwater attack by a six-foot beast in a remote Outback river.

Guests: Jackson Galaxy, Nicholas Dodman, John Fulton, Karen Halligan, Dan Schachner, Matt Stopera..

Exploring the canine kingdom; cute dogs; latest videos of guilty pooches; mutts with unusual pals.Guests: Nicholas Dodman, John Fulton, Heather King, Wayde King, Brett Raymer, Luigi Francis Shorty Rossi, Dan Schachner, Matt Stopera..

Pythons in the Everglades.

After a python eats a gator, many theories about the battle are developed. African Rock pythons are becoming a problem in the suburbs of Miami.

Gators turn up everywhere, from backyard pools to bathrooms.

Burmese pythons and venomous cottonmouths are turning up in unexpected places.

A snake farm is taken hostage and it is feared the snakes may be unleashed into the suburbs.

Deadly snake in a mailbox; 12-foot python.

The Venom One team encounters a python with a possible family pet in its stomach.

As temperatures drop to near-freezing, Officers Canfield and Jones use an ROV to search Merrimack River for a missing person; a man is caught illegally releasing coyotes from traps; officers host a meet-and-greet at the headquarters.

A call is made about two bobcats on the loose, and Officer McKee must track them down before things escalate; a fisherman is caught concealing his unregistered snowmobile, and Officer Cyrs rushes to the site of a head-on snowmobile accident.

On the Bald Mountain Trail, officers help rescue an injured hiker, but the icy trail puts the whole crew at risk; Officer Egan is the first medical responder to a sudden snowmobile crash, and two four-wheelers crash through ice on Webster Lake.

At the annual ice-fishing tournament in Washington, N.H., numerous fishermen are cited for breaking the law; Officer Canfield catches reckless snowmobilers riding without registrations then receives a call that has him rushing to the hospital.

An investigation over unattended fishing lines takes a turn when it's discovered that the fisherman was arrested for shooting his friend; over in Colebrook, a snowmobiler is confronted for riding across a landowner's property without permission.

Michigan conservation officers monitor elk hunters across early and late seasons; a blind hunter secures a prized bear tag with help from a group of kids and veterans; officers patrol snowmobilers and ice anglers braving frigid conditions.

The lives of men and women who are making the Michigan wilderness and landscape a safer place for not only animals, but humans alike.

Wardens have to put off-road vehicles in their place. A hunter is found illegally baiting bear. An ORV driver operating on a public road is caught without a license. Anglers found foul-hooking fish pay the price.

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.

Michigan conservation officers monitor elk hunters across early and late seasons; a blind hunter secures a prized bear tag with help from a group of kids and veterans; officers patrol snowmobilers and ice anglers braving frigid conditions.

The lives of men and women who are making the Michigan wilderness and landscape a safer place for not only animals, but humans alike.

Wardens have to put off-road vehicles in their place. A hunter is found illegally baiting bear. An ORV driver operating on a public road is caught without a license. Anglers found foul-hooking fish pay the price.

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.

A call is made about two bobcats on the loose, and Officer McKee must track them down before things escalate; a fisherman is caught concealing his unregistered snowmobile, and Officer Cyrs rushes to the site of a head-on snowmobile accident.

On the Bald Mountain Trail, officers help rescue an injured hiker, but the icy trail puts the whole crew at risk; Officer Egan is the first medical responder to a sudden snowmobile crash, and two four-wheelers crash through ice on Webster Lake.

Noah stays behind to continue repairs to Browntown; the rest of the wolf pack embark on their riskiest hull yet with the aim of securing the skiff they need.

Patriarch Billy seizes an opportunity to tie up loose ends, strengthen his ties with the bush, and keep the wolf pack close with a family visit to Excursion Inlet.

An early spring provides an opportunity for the family of nine to address unfinished business; a visitor from Billy's distant past could undermine the future of Browntown.

The mayor of the island of Hoonah makes a surprise visit that could change the face of Browntown; the family rallies around Gabe when an opportunity comes with high risks.

The wolfpack is on high alert after mysterious shots cause property damage on the shores of Browntown; the strength of the family is tested as the Browns struggle to finish a salvage job shorthanded.

The Browns hunt and make improvements to Browntown; the family faces an unknown fate in the Alaskan city of Juneau.

The Brown family reunites and plans a trip after thirty long days in Juneau, but an issue plaguing one of the children puts the sanctity of the wolfpack in jeopardy.

The family finally returns to Browntown to reclaim the bush, but the Browns struggle with the principals that make them a Wolfpack.

A married couple goes from watching the challenge from their couch in Idaho to taking it on in the perilous Philippine jungle; torrential rain, relentless bugs and deadly boars put their survival skills and their marriage to the ultimate test.

Two strangers are dropped in one of the most dangerous African locations in the dead heat of summer; faced with aggressive hippos and charging elephants, they quickly learn their place but must mark their territory if they want to make it 21 days.

Two survivalists are back for redemption in the Mexican jungle but torrential downpours, competing survival styles and a machete accident threaten to send them home early again.

A powerful earthquake in the Philippine jungle rattles a thrill-seeking chef and a competitive hockey mom, but the territorial monkeys, rainstorms, lack of food, and dehydration lead to a disastrous face-first fall.

In a lethal African hunting ground, a biker chick and a taxidermist have to stay on the move to survive; the pair must push across 21 miles of savannah to find food and water while avoiding a pride of lions that's tracking them every step of the way.

Deep in Mexico's Baja desert lies the scorching wasteland of the Devil's Canyon; a Canadian mountain man teams up with an experienced homesteader to take on the canyon's triple-digit heat, scarce water, and venomous predators.

Survivalists must craft a primitive axe that can fell a tree; Jeff makes a play to get a bow; a deep gash on Dan's hand threatens his challenge; Trish's camp crafts a fish net; a competitor is eliminated.

Territorial baboons mount a nocturnal attack, forcing survivalists to abandon their boma; competitors must craft a four-pronged spear to secure a catfish; a punishing challenge triggers an ambulance evacuation during an African heatwave.

Survivalists must craft a primitive axe that can fell a tree; Jeff makes a play to get a bow; a deep gash on Dan's hand threatens his challenge; Trish's camp crafts a fish net; a competitor is eliminated.

Territorial baboons mount a nocturnal attack, forcing survivalists to abandon their boma; competitors must craft a four-pronged spear to secure a catfish; a punishing challenge triggers an ambulance evacuation during an African heatwave.

Two survivalists are back for redemption in the Mexican jungle but torrential downpours, competing survival styles and a machete accident threaten to send them home early again.

A powerful earthquake in the Philippine jungle rattles a thrill-seeking chef and a competitive hockey mom, but the territorial monkeys, rainstorms, lack of food, and dehydration lead to a disastrous face-first fall.

Hamsters; guinea pigs; geckos; rabbits; parrots and ferrets.

Pet pig; hedgehog; pygmy goat; capybara; minidonkey; skunk.

A team tests the problem-solving skills of lions against those of snow leopards; Willow, a young red panda, is having mysterious foot problems; the bird department awaits the gender reveal of two new adjutant stork chicks.

Iray, a red ruffed lemur, is rushed to the health center when keepers discover a wound on its leg; a new exhibit is built for the Pallas' cats, the original grumpy cats; seven baby turtles join the zoo's colony of an endangered species.

A massive prehistoric, crocodilian creature known as the Gbahali kills people in Liberia; it may simply be a case of mistaken identity; it could be a super-sized species of crocodile more akin to a dinosaur than anything known today.

Walter and Will score a deal placing hives at a country club and put their golf skills to the test; Sandy gets a shot at redemption extracting a challenging hive; a vacant house holds an even scarier surprise for Jonathan.

The Australia Zoo's alligator snapping turtles need a health check, and it's Robert's job to protect from their fierce bites; Terri and Bindi welcome seven new lemurs from the United States; the Rescue Unit must save possums caught in a chimney.

After rescuing 30 hybrid wolf-dogs, Tia, Tania and the twins return to Texas; in the French Quarter, the pandemic forces Tia to shut down her restaurant, and Toney and Earl band together to deliver meals to the elderly using Tahyo Tavern's resources.

In Texas, a woman is found in distress on the side of the highway; Warden Hensz handles an aggressive family of owls; Warden Bailey responds to a call about underage drinkers holding a fishing tournament.

Confronting a suspected duck and goose poacher; monitoring an injured deer running along a highway; a man is arrested after confessing to poaching a deer.

Warden Price is on a mission to arrest out-of-state hunters with warrants for trespassing and hunting on private property; a young angler is haunted by his past and is taken to county jail; Warden Richards questions a pair of dishonest fishermen.

Bear near family home is taken on by the FWP's bear dog unit; interstate is disrupted by unstable woman; fisherman hooks endangered fish; tribal crabbers trap out of season.

Hunter kills elk illegally, suspicious activity in the desert, bear tears apart the inside of a car, and the FWP track down a suspect with three warrants to his name.

During 4th of July celebrations, Veteran Region 5 wardens use their sixth sense to bring game violators to justice; the blazing heat wave and the free-flowing alcohol creates a dangerous situation for the wardens.

While on duty, wardens go an extra mile during an investigation, which leads to an unexpected outcome; in Whitefish, Mont., Region 1 wardens join forces to uncover the culprit responsible for slaying more than 20 deer.

It's all hands-on-deck for the wardens when they handle decapitated deer and a poached trophy bull elk. Meanwhile, as a winter storm brews, wardens join forces in hot pursuit to catch a decoy shooter and a hunter caught in a web of lies.

Wardens handle a man caught in a lie; a deer investigation reveals a history of game violations; wardens deploy a mission to find the culprit responsible for the decapitation of a trophy bull elk.

During 4th of July celebrations, Veteran Region 5 wardens use their sixth sense to bring game violators to justice; the blazing heat wave and the free-flowing alcohol creates a dangerous situation for the wardens.

While on duty, wardens go an extra mile during an investigation, which leads to an unexpected outcome; in Whitefish, Mont., Region 1 wardens join forces to uncover the culprit responsible for slaying more than 20 deer.

It's all hands-on-deck for the wardens when they handle decapitated deer and a poached trophy bull elk. Meanwhile, as a winter storm brews, wardens join forces in hot pursuit to catch a decoy shooter and a hunter caught in a web of lies.

Wardens handle a man caught in a lie; a deer investigation reveals a history of game violations; wardens deploy a mission to find the culprit responsible for the decapitation of a trophy bull elk.

Confronting a suspected duck and goose poacher; monitoring an injured deer running along a highway; a man is arrested after confessing to poaching a deer.

Warden Price is on a mission to arrest out-of-state hunters with warrants for trespassing and hunting on private property; a young angler is haunted by his past and is taken to county jail; Warden Richards questions a pair of dishonest fishermen.

Animals profiled include the wallaby, ant, chicken, stingray, deer and hissing cockroach.

The Ice Age wipes out a member of the camel family in North America; one particular rodent boasts the densest coat of all mammals.

Zoo staff face unexpected setbacks weaning a bright sea lion pup off its mother's milk; the bird team steps in to support a rejected curassow chick; a squirrel monkey visits the dentist.

Beloved camel Max develops a large abscess on the top of his head; a marmot prepares for her first classroom visit as an ambassador animal; a peregrine falcon found at the base of skyscraper is brought to the zoo for a health check.

Mungo travels to Namibia to investigate the Dog-Headed Pig Monster, a creature that prowls through the night, preying on livestock and children. After an adrenaline-filled investigation in the African bush, Mungo captures the night stalker on camera.

To secure a game-changing deal with a distillery, the bee team hustles to supply a huge shipment of honey; Walter, Ramon and Jonathan extract a king-sized hive at a Renaissance fair while Will tackles a decade's worth of bees in the trunk of a tree.

The Irwins travel to South Africa, where Terri helps release a wild leopard, Bindi learns from the all-female anti-poaching squad The Black Mambas and Robert attempts to photograph Africa's big five game animals.

VRC is at its limit when the amount of rescues and drop-offs rise; Lizzy and Toney travel to a remote part of the city to save a trio of orphaned dogs in a dire state; veteran tenant Lil Rocky faces a cancer scare.

Pete and his team descend upon Virginia for the first time to bring the tree house revolution to Bella Rose Plantation; drawing on the architectural innovations of Thomas Jefferson, Pete designs a luxurious two-story tree house with colonial columns.

Pete descends upon western Washington to make a tree house for action and relaxation; with a 55-foot-long bouncy-bridge entryway into a 20-foot-high structure and a zip line that travels through the forest, this tree house generates non-stop thrills.

Pete takes on his first international tree house in Norway; working alongside a local builder named Frode, the one-of-a-kind, 24-foot-high retreat accommodates eight and allows for stunning views of the nearby lake.

Two retirees get a retreat on their 100-acre Wisconsin farm; Pete builds a barnlike birdhouse with three separate pods -- an art studio, an office and a lounge -- complete with a screened-in porch and a deck overlooking their stable of alpacas.

When asked in 2016 what she would do with her winnings,.

Pete's lavish treehouse for a family in Bedford, N.Y., contains a barbecue patio, a living room and a chalkboard-covered playroom.

An animal rescue officer must overcome her fear of heights to rescue a trapped cow; RSCA volunteers rescue a baby hedgehog, a swan and a fox cub.

The team tries to catch a fox to treat its injured leg and takes care of a tawny owl with a damaged eye-sight after being stuck in a sooty chimney.

A breakout of avian botulism in a flock of geese leaves only one survivor and a woman must overcome her fear of snakes to rescue one trapped in a pond.

Pete's lavish treehouse for a family in Bedford, N.Y., contains a barbecue patio, a living room and a chalkboard-covered playroom.

An animal rescue officer must overcome her fear of heights to rescue a trapped cow; RSCA volunteers rescue a baby hedgehog, a swan and a fox cub.

The team tries to catch a fox to treat its injured leg and takes care of a tawny owl with a damaged eye-sight after being stuck in a sooty chimney.

A breakout of avian botulism in a flock of geese leaves only one survivor and a woman must overcome her fear of snakes to rescue one trapped in a pond.

Pete descends upon western Washington to make a tree house for action and relaxation; with a 55-foot-long bouncy-bridge entryway into a 20-foot-high structure and a zip line that travels through the forest, this tree house generates non-stop thrills.

Pete takes on his first international tree house in Norway; working alongside a local builder named Frode, the one-of-a-kind, 24-foot-high retreat accommodates eight and allows for stunning views of the nearby lake.

Questions are answered about the French bulldog, poodle, airedale, chihuahua and Labrador.

A dog's eye view of the bond shared by people and their pets.

A 14-year-old otter is not its usual, energetic self; staff at the New York Aquarium move their sharks to a new exhibit; quirky capercaillies need help producing healthy chicks.

Andean bear Bouba returns from the National Zoo in Washington, D.C., to reunite with his mate, Nicole; a king cobra is treated; Blanche, a feisty alpaca, is due to give birth at any moment.

A 150-foot long super snake known as the Yacumama attacks and kills people in Peru; the villagers fear it so much they try to blow up the creature with dynamite.

Bee Czar Walter and his family vow to save the bees, one hive at a time, and must fight through pandemic hardships to rescue bee hives from unlikely places, help frightened homeowners and build a booming honey empire.

Rosie the giraffe is ready to give birth; Robert has a bloody encounter with a wild python that has entered an enclosure; Terri helps the keepers wrangle Chief the Tasmanian devil.

At a Mississippi shelter, Tia gives a hybrid wolf-dog a second chance; at the vet, Lizzy is forced to make a tough call for a new VRC resident and later helps a pair of hearing-impaired canines; a California man visits to find a fur-friend.

On the brink of failure, Josh Harris discovers secret fishing grounds in his late father's logbooks; a deck mishap could end Jake's season; the Coast Guard braves pitching seas in an attempt to hoist an injured sailor from inside a ship's tank.

Circumstances force Keith to hand over the Wizard; Josh fights for the helm despite a bad showing; major engine trouble threatens Wild Bill's season.

A massive tidal surge threatens Josh and Monte as they chase their bounty deep into an arctic storm; Wild Bill hopes to get his broken boat off the dock; the rest of the fleet arrives for the start of Opilio.

A blackout leaves the Saga close to disaster in unfamiliar waters; unwilling to partner, Josh must fill his quota single-handedly; Keith makes an offer only a captain could refuse.

Sig races to offload his tanks before losing half a million dollars in crab; the Bering Sea doubles down on punishment for one Cornelia Marie greenhorn; captains reach a breaking point in the Wizard's wheelhouse.

Wayne Petteway is attacked by an alligator while checking crab pots with his brother in North Carolina; in Arizona, Peter Baca is camping with his girlfriend and baby son when he is awoken by something attacking him through the walls of the tent.

Paul Templer is leading a canoe safari on the Zambezi River near Victoria Falls when a hippopotamus bursts to the surface and drags him into the water; in Texas, an animal pounces on 5-year-old Jade DeMoss.

On a dream trip in Alaska, Greg Matthews and his brothers cross paths with a grizzly bear; in Australia, Ella Murphy and her friends go surfing when a mystery assailant violently strikes her in the head.

While hiking in Alaska, Catherine Dwinnell encounters a 1,000-pound moose that strikes her from behind; in Hawaii, Tony Lee swims a half-mile from shore when something grabs him and drags him below the surface.

Wayne Petteway is attacked by an alligator while checking crab pots with his brother in North Carolina; in Arizona, Peter Baca is camping with his girlfriend and baby son when he is awoken by something attacking him through the walls of the tent.

Paul Templer is leading a canoe safari on the Zambezi River near Victoria Falls when a hippopotamus bursts to the surface and drags him into the water; in Texas, an animal pounces on 5-year-old Jade DeMoss.

On a dream trip in Alaska, Greg Matthews and his brothers cross paths with a grizzly bear; in Australia, Ella Murphy and her friends go surfing when a mystery assailant violently strikes her in the head.

While hiking in Alaska, Catherine Dwinnell encounters a 1,000-pound moose that strikes her from behind; in Hawaii, Tony Lee swims a half-mile from shore when something grabs him and drags him below the surface.

Circumstances force Keith to hand over the Wizard; Josh fights for the helm despite a bad showing; major engine trouble threatens Wild Bill's season.

A massive tidal surge threatens Josh and Monte as they chase their bounty deep into an arctic storm; Wild Bill hopes to get his broken boat off the dock; the rest of the fleet arrives for the start of Opilio.