Wardens rush to assist with a capsized canoe; investigating a trapped deer; a warrant goes out for the arrest of a man.

The wardens search for an endangered Whooping Crane; a local shop owner finds an injured hawk; responding to call about a nuisance alligator and a potential poacher.

When the Texas game wardens encounter a sick bald eagle, it becomes a race against time to ensure its survival; while checking deer camps near the border of Mexico, a warden finds himself in a high-stakes foot pursuit.

Texas game wardens go on alert after a massive flash flood; game wardens rush to a gas station that could explode; a patrol through the Rio Grande leads to an unexpected encounter; game wardens investigate an illegally killed hawk.

Wardens rush to assist with a capsized canoe; investigating a trapped deer; a warrant goes out for the arrest of a man.

Texas Game Wardens relocate a large herd of pronghorn to restore populations in West Texas, investigate the killing of a protected rattlesnake, and wrangle a loose bull; checking hunting camps to ensure no one takes too many whitetail deer.

Down on the Mexican border, game wardens pull in an illegal gill net; a group caught trespassing carries firearms and narcotics; game wardens question a man suspected of illegally hunting on private property.

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

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

After treating a yoga goat, Dr. Blue brings his best namaste to a herd house call; Dr. Lavigne has his hands full of a trained protection dog who's not a fan of him or the cameras; a party reveals if the Blues will be adding pink to their family.

Bubby Cook, a beloved Basset Hound, has a condition that could complicate surgery for Dr. Ross; Dr. Blue has a hog house call; Dr. Lavigne has concerns over his vet tech assisting with an operation on her own dog; a blackout creates chaos at Cy-Fair.

A dog has chewed off her own tail; a reptile may need a tail amputation; Dr. Lavigne helps Sutter Butter, a cat rescued from being thrown out of a car, and is now having seizures.

Jackson must find space for a vicious cat named Stella who is preventing her owners from expanding their family.

Jackson's expertise is needed when a family is at odds with their cat, Xena, who suddenly became aggressive; a couple rescued a kitten and their cat, Gigi, has gone from sweet and cuddly to dark and dangerous.

A vicious cat named Kleo terrorizes her home, keeping the owners from their wedding day; another couple is desperate for Jackson's help with their cat Marco who tortures their tiny dog Yuki.

Two couples are at their wits end and need Jackson's help to transform their cats. Oscar turns whiny while going back and forth between owners and Riley is destructive leaving his caretakers to delay starting a family.

Polly displays anger by vomiting and attacks as soon as she gets the opportunity; Black Rose and Mathilda battle for control over their keeper's home.

Two couples need Jackson's help against their ferocious felines. Olive and Pepper cannot be left alone in fear that it will end up in a bloodbath; Bengal cat Mufasa is high-energy and uses his owner as a personal clawing board.

Jackson must figure out what is triggering his next feline's aggressive behavior. A crazed cat is enraged by her owners' roommate; a newlywed couple is concerned after their two cats behavior suddenly becomes unruly.

Crippled by injuries and toxic frogs, an adrenaline junkie and a self-proclaimed renaissance redneck must dig deep to try to endure 21 days in Colombia.

A professional boxer and a former cop try to survive 21 days in Africa while threatened by a herd of aggressive hippos.

Three 14-day fan challenge survivalists return to conquer 21 days in the dense South American jungle; when they are hit with torrential rains, they must evacuate from life-threatening flash floods.

After fighting their own demons, two survivalists attempt to endure 21 days in South Africa, where they must contend with man-eating crocodiles, prowling lions and venomous snakes.

Three 14-day fan challenge survivalists return to conquer 21 days in the dense South American jungle; when they are hit with torrential rains, they must evacuate from life-threatening flash floods.

After fighting their own demons, two survivalists attempt to endure 21 days in South Africa, where they must contend with man-eating crocodiles, prowling lions and venomous snakes.

Two couples need Jackson's help against their ferocious felines. Olive and Pepper cannot be left alone in fear that it will end up in a bloodbath; Bengal cat Mufasa is high-energy and uses his owner as a personal clawing board.

Jackson must figure out what is triggering his next feline's aggressive behavior. A crazed cat is enraged by her owners' roommate; a newlywed couple is concerned after their two cats behavior suddenly becomes unruly.

A stray dog arrives at RAPS in rough shape and the team uncovers his surprising story; William, a street-wise cat, amazes Dr. Maldonado with his resilience; Odin, a German Eurasier, heads into surgery; Karen is handed a huge picking challenge.

A black cat with breathing problems gives the vets a run for their money; Bucky, a senior Labrador, takes a frightening turn during surgery; Lucy the Hedgehog surprises her owner with undetected health issues.

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 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.

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.

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

Deadly snake in a mailbox; 12-foot python.

The Venom One team races to contain a 400-pound alligator, angry crocodiles and poisonous snakes.

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

Wade hunts for the Lau-lau, a creature said to swallow men whole.

Jeremy visits a waterfall in the Pacific Northwest where an ancient creature allegedly attacks swimmers.

Jeremy travels to Central America to locate a man-sized beast that reportedly leaps into boats and inflicts devastating injuries upon fishermen.

Jeremy looks into a series of grisly attacks at the site of the world's worst nuclear power plant accident.

Jeremy's quest to locate the legendary Loch Ness Monster takes him from the depths of the Scottish lake to the volcanoes of Iceland.

Wade is on the hunt to find out what was behind the Sobral Santos attack on the Amazon River, where more than 200 passengers were killed on a pitch-black night.

Wade teams up with a local tribe to solve three mysterious deaths in three different South American countries.

Wade faces one of his greatest fears to uncover increasing missing persons cases.

The rivers of Guyana may host a real freshwater mermaid that the locals call the Water Mama.

Wade is on the hunt to find out what was behind the Sobral Santos attack on the Amazon River, where more than 200 passengers were killed on a pitch-black night.

Wade teams up with a local tribe to solve three mysterious deaths in three different South American countries.

Wade faces one of his greatest fears to uncover increasing missing persons cases.

The rivers of Guyana may host a real freshwater mermaid that the locals call the Water Mama.

Jeremy visits a waterfall in the Pacific Northwest where an ancient creature allegedly attacks swimmers.

Jeremy travels to Central America to locate a man-sized beast that reportedly leaps into boats and inflicts devastating injuries upon fishermen.

Dino the dog's anxiety level has the owner sacrificing her own mental health treatments; another dog, Dexter, is becoming increasingly nippy and confused; the final push at Bin City needs to reap big rewards.

Treating their dog's allergy plunges a young couple deep into debt; a hognose snake is reluctant to eat; early plans for a dog sanctuary are riding on a successful, well-attended auction.

A sweet beluga whale trains with staff to go on the whale scale; a Blacktip reef shark L2 is not eating normally and staff work to figure out why; the first sea lion born at the aquarium is a 1-year-old pup named Scarlett.

A southern sea otter is rushed to the health center; the team travels to Key Largo to help coral restoration efforts; young African penguins prepare for an upcoming event; love is in the air for a trainer and his favorite sea lion pup, Scarlett.

Trainers help prepare rescued sea lions for an upcoming eye surgery.

A Florida medical facility desires a tank in the shape of a syringe; the guys must construct an aquarium for their new shop.

The team works its magic on a photo booth and constructs an underwater wonderland in a wing of an Ohio children's hospital.

A Coney Island restaurant desires an aquarium that pays homage to the beach community as it rebuilds in the wake of Hurricane Sandy; a Las Vegas bakery requests a tank for its cake-display case.

Wayde and Brett transport a fully operational beer fermenter, then head south to create a doughnut-shaped tank.

A herd of goats stands in the way of Pete building an elegant English retreat with a luxurious hanging bed on an idyllic farm in Waxhaw, N.C.

Pete takes on an exciting project for two tastemakers in Maine that includes a towering rooftop crow's nest and a wall of windows.

In Kentucky, Pete creates a treehouse with 17-foot-high ceilings and open-frame timber rafters, allowing a couple with a love of tree-climbing to harness up and dangle from both inside and out.

A 500 square-foot ski lodge treehouse with a stainless steel candy kitchen and wine bar, 11 feet in the air and among 14 camphor trees is the gift Santa Pete wants to give the candy and wine making Splinter family of Northern California.

Pete and his team undertake a sticky challenge and reinvent the classic single-tree treehouse; constructing a magnificent and whimsical beehive-like structure soaring 30-feet high in a majestic Douglas fir.

Pete and his crew trek to the Blue Ridge Mountains to build a tree house for one of their own, carpenter Mike Reynolds; sitting 16 feet high, it makes the perfect rustic guesthouse to host the raucous Appalachian Breaking Up Christmas tradition.

Pete explores tree houses worldwide that tap into one's inner spirits; a manta-ray-shaped tree house within a Thai jungle; a spirit-soothing retreat hidden in Australia's wilderness.

Pete builds a Swiss Family Robinson inspired treehouse in Michigan to help a man surprise his wife for their anniversary; Inspired but far more advanced than the original.

Pete and his crew reminisce about their adventures and answer questions from fans.

Pete and his crew trek to the Blue Ridge Mountains to build a tree house for one of their own, carpenter Mike Reynolds; sitting 16 feet high, it makes the perfect rustic guesthouse to host the raucous Appalachian Breaking Up Christmas tradition.

Pete explores tree houses worldwide that tap into one's inner spirits; a manta-ray-shaped tree house within a Thai jungle; a spirit-soothing retreat hidden in Australia's wilderness.

Pete builds a Swiss Family Robinson inspired treehouse in Michigan to help a man surprise his wife for their anniversary; Inspired but far more advanced than the original.

Pete and his crew reminisce about their adventures and answer questions from fans.

Pete takes on an exciting project for two tastemakers in Maine that includes a towering rooftop crow's nest and a wall of windows.

In Kentucky, Pete creates a treehouse with 17-foot-high ceilings and open-frame timber rafters, allowing a couple with a love of tree-climbing to harness up and dangle from both inside and out.

Lucas turns a landlocked backyard into a Caribbean destination; when the clients demand that he uses specific materials to create a tropical oasis with a sand bottom and saltwater pool, a battle of wills ensues.

Lucas brings in huge rocks to turn a dull patio pool into a natural atrium while remodeling it to make it child-safe.

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.

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.

Staff members devise a treatment for a newborn snow leopard cub struggling to walk; a group of surprisingly adorable Rodrigues fruit bats are trained for a big move.

The last polar bear in New York City shows his age, so staff make sure he gets the attention he needs; a trio of red ruffed lemurs prepare for their big debut; a new exhibit is constructed for the hellbender, a giant amphibian with a bad reputation.

To help love bloom between two kiwis, zoo staff build an elaborate hut into which they introduce a pair of potential mates; a King Cobra arrives at the zoo.

Zoo staff make the journey to East Africa to return to the wild thousands of toads they helped rescue from extinction; Utu, the test-pilot giraffe, tries out a new piece of equipment; the bird department works to save the lives of millions of birds.

The future of the American bison depends on a high-stakes race across the country; the reptile staff have their hands full with a diamond rattlesnake that needs to be medicated orally; training a pair of cheetahs to walk the grounds of the zoo.

A canine with a stomach full of forbidden snacks socks it to Dr. G; a fellow member of the veterinary community fears her dog's symptoms might be due to an off-menu meal, or something worse.

A Husky has been baited by a dangerous nibble; Dr. G must be precise with a Boston Terrier believed to have troublesome objects in its ear and nose; an exotic animal charity inspires Ben to harness humor for a good cause.

A canine's countertop gulp puts Dr. G and Ben on the road to a wholly challenging case; a feline who may have nibbled from a first aid kit presents a dire situation; Ben tries to pull his old school dad into the 21st century with mobile digital gear.

A pet owner who is a nurse gets a front-row seat as Dr. G explores a troublesome appetite; a feline at risk for a dangerous blockage means a high-pressure game of cat and mouse.

Dr. G gets tied up as he unravels the cause of Ivan the cat's questionable mood; a fellow veterinarian calls for help when her beloved Poodle's cough points to foreign material in an unusual place.

One feline has an appetite that's shockingly on the money, while another's taste for stringy oddities appears to be insatiable; while Ben is back home visiting family, an exotic bird with questionable peckishness puts Dr. G out of his comfort zone.

An abandoned puppy is found with a broken leg; the team cares for a seriously ill Boston Terrier; doctors head out to treat rescued pigs.

Dr. Jeff performs a new surgery to save the life of a family's cherished dog; Dr. Baier treats a class act with a big personality; the Planned Pethood team gives puppy mill pups a second shot at life.

An emergency surgery yields a surprising discovery; treating a goat that has been kicked by a horse; a couple travel a long distance to fix their dog's shattered leg; treating an injured ostrich.

A puppy needs a high-risk surgery; a 3-day-old kitten needs immediate help; a deadly virus halves a puppy's chances at life.

Dr. Dee leads a marathon spay and neuter clinic at a laundromat in Ruby, Alaska; Dr. Dee struggles to deliver a calf at one of the largest cattle ranches in the state.

Dr. Dee's dog may have neurological damage; a horse castration becomes complicated; back at the clinic, a potential case of animal neglect may not be what it seems.

An emergency surgery yields a surprising discovery; treating a goat that has been kicked by a horse; a couple travel a long distance to fix their dog's shattered leg; treating an injured ostrich.

A puppy needs a high-risk surgery; a 3-day-old kitten needs immediate help; a deadly virus halves a puppy's chances at life.

Dr. Dee leads a marathon spay and neuter clinic at a laundromat in Ruby, Alaska; Dr. Dee struggles to deliver a calf at one of the largest cattle ranches in the state.

Dr. Dee's dog may have neurological damage; a horse castration becomes complicated; back at the clinic, a potential case of animal neglect may not be what it seems.

A canine's countertop gulp puts Dr. G and Ben on the road to a wholly challenging case; a feline who may have nibbled from a first aid kit presents a dire situation; Ben tries to pull his old school dad into the 21st century with mobile digital gear.

A pet owner who is a nurse gets a front-row seat as Dr. G explores a troublesome appetite; a feline at risk for a dangerous blockage means a high-pressure game of cat and mouse.

Dr. G gets tied up as he unravels the cause of Ivan the cat's questionable mood; a fellow veterinarian calls for help when her beloved Poodle's cough points to foreign material in an unusual place.

One feline has an appetite that's shockingly on the money, while another's taste for stringy oddities appears to be insatiable; while Ben is back home visiting family, an exotic bird with questionable peckishness puts Dr. G out of his comfort zone.

Lucas Congdon and his crew are tasked with creating a jungle feel in a suburban backyard.

Lucas creates an outdoor water room in which a mermaid could live; former clients that love the ocean want to remodel their tiny pool that sits yards away from the Gulf of Mexico.

A suspicious encounter in a quiet neighborhood leads wildlife agents to a black market venison sale. A routine boating check ends with a wanted man in handcuffs, and agents launch a massive search for a 93-year-old boater lost.

When a pair of illegal hunters flee by truck, wildlife agents set out to track them down; heaps of trash dumped at a fishing spot lead to a suspect who denies any wrongdoing; damning evidence in a truck bed catches a hunter in a lie.

LDWF biologists on a conservation mission get hands-on with black bear cubs, facing a protective mama bear; hunters get caught using a banned method to hunt ducks; wildlife agents stake out after dark for a felon with an illegal gun.

A suspicious man fleeing on the levee after dark puts wildlife agents in danger; a first-time bowhunter could lose his kill over a major violation; agents question a duck hunter with an attitude who seems to be hiding something.

A suspicious driver leads wildlife agents on a high-speed chase through a national forest; goose-hunting guides are caught in a repeat offense; a routine stop turns treacherous when a suspect is discovered concealing a firearm.

A bizarre discovery inside an abandoned cooler escalates a littering probe; wildlife agents patrolling in dense fog are thrown into a dangerous encounter, and a burglary investigation uncovers an illegally taken deer.

Lt. Col. Slater balances his prison duties with his responsibilities as a single father; former rodeo champ Cracker risks serious injury for another shot at glory; a local newspaper launches a smear campaign against Warden Cain.

Warden Cain unleashes the hounds when a prisoner attempts a nighttime escape; inmate Jesse wants to handle more responsibility; inmate Oliver asks permission for a wedding ceremony in Angola.

The convicts prepare for the final rodeo of the season; inmate James learns that he has been granted early release from Angola.

A new inmate to Angola finally meets his grandfather, a prisoner also serving a life sentence; Lt. Col. Slater reconnects with a dying inmate.

The day takes a grim turn when wardens step into the world of "CSI" to determine where a deer was killed; a poaching-loving family is finally going to trial after discovering their responsibility behind multiple animal deaths.

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.

Wardens investigate decapitated deer and a poached bull elk while battling a winter storm; they join forces in a high-speed pursuit of a decoy shooter and unmask a hunter's deception.

An intoxicated woman surprises a warden when she reveals she's pregnant; wardens investigate a veterinarian who claims he killed a bear in self-defense.

Wardens investigate decapitated deer and a poached bull elk while battling a winter storm; they join forces in a high-speed pursuit of a decoy shooter and unmask a hunter's deception.

An intoxicated woman surprises a warden when she reveals she's pregnant; wardens investigate a veterinarian who claims he killed a bear in self-defense.

The convicts prepare for the final rodeo of the season; inmate James learns that he has been granted early release from Angola.

A new inmate to Angola finally meets his grandfather, a prisoner also serving a life sentence; Lt. Col. Slater reconnects with a dying inmate.

Facts and trivia about Dalmatians, Siberian huskies, German Shorthaired pointers, Pomeranians and Havanese.

Facts and trivia about English sheepdogs, chow chows, toy fox terriers, Brittany spaniels, and miniature schnauzers.

The new season introduces a new satellite shelter for Villalobos in nearby Assumption Parish.

Tia interviews a woman with a deadly past, who could become VRC's first-ever female parolee; Lizzy and Heidi save a tiny dog from the train tracks; veteran adopters Edie and Dennis return to Villalobos seeking their next senior canine.

As a hurricane bears down on VRC, Tia and the crew race to get dogs to safety; Mariah takes the reins for her first solo wolfdog rescue; Lizzy and Earl help a music-loving Kentucky couple find the perfect dog to join their karaoke nights.

For an adopter, a dog rescued from the cane fields seems heaven-sent.

Tia and Lizzy answer a distress call from a Mississippi shelter and take on eight dogs in desperate condition; M2 holds down the fort at VRC while juggling life as a mom of two; Mariah finds the perfect home for her special-needs foster dog Rant.

Bindi swims alongside whale sharks, assisting with research efforts on the world's largest and least understood fish; Robert works to save an echidna that's tightly trapped under a fridge; Terri joins a close-up exam on a grizzly.

Terri helps prepare the zoo's new baby rhino, Carrie, to receive a lifesaving vaccine; Robert is on a rescue mission to save two black swans in very bad shape; Bindi tries to determine if a cranky wombat named Poa might be pregnant.

Robert feeds 44 hungry alligators, all at the same time; Terri helps examine Kaitlyn the tiger and makes a thrilling discovery; Bindi follows the heartbreaking story of her old friend, Zambezi the zebra.

Robert wrangles western diamondback rattlesnakes in Arizona for the first time, learning techniques passed down by his dad; Terri helps save some of the hospital's tiniest patients, three baby feathertail gliders; Bindi chats with Occa the cockatoo.

Terri returns to her hometown in Oregon to help Brady, a cougar in need of a vital health check; at the zoo, Robert is on a mission to rescue Oscar, a small bird with a big attitude; Bindi bathes an echidna with bad skin allergies.

Robert races to safety when a croc called Casper attacks during a feed; Tragedy strikes after urgent repairs begin on the Rainforest Aviary, and Bindi hand-raises a possum joey called Bonnie; Later, baby Grace receives a surprise honor.

Terri responds to the call when Daniel, a very special wallaby, becomes severely injured and cannot walk; Robert and Chandler catch some waves before taking a road trip to pick up a new Komodo dragon; Bindi checks in on Tallbert the giraffe calf.

Era tries to survive a brutal winter; Ariel joins in the search to find a missing friend; Sarah Fraher attempts a difficult landing to aid a pilot; Ponts tries an emergency medical drop.

A harsh winter wreaks havoc on Era's Fleet; Sarah Fraher's aircraft door opens mid-flight.

The village of Wainwright loses its water supply; solar flares put Ponts and Ben in harm's way; a criminal is on the loose in Unalakleet.

The Iditarod dog sled race begins; Doug Steward lands on a runway that is melting; a search for lost snow-machiners.

Era tries to survive a brutal winter; Ariel joins in the search to find a missing friend; Sarah Fraher attempts a difficult landing to aid a pilot; Ponts tries an emergency medical drop.

A harsh winter wreaks havoc on Era's Fleet; Sarah Fraher's aircraft door opens mid-flight.

The village of Wainwright loses its water supply; solar flares put Ponts and Ben in harm's way; a criminal is on the loose in Unalakleet.

The Iditarod dog sled race begins; Doug Steward lands on a runway that is melting; a search for lost snow-machiners.

Robert wrangles western diamondback rattlesnakes in Arizona for the first time, learning techniques passed down by his dad; Terri helps save some of the hospital's tiniest patients, three baby feathertail gliders; Bindi chats with Occa the cockatoo.

Terri returns to her hometown in Oregon to help Brady, a cougar in need of a vital health check; at the zoo, Robert is on a mission to rescue Oscar, a small bird with a big attitude; Bindi bathes an echidna with bad skin allergies.

Fun facts and trivia about Australian Shepherds, Xoloitzcuintlis, Korthals Griffons, Pekingese and Chesapeake Bay Retriever.

Facts and trivia about Bernese mountain dogs, Afghan hounds, Portuguese water dogs, Cairn terriers and Alaskan malamutes.

Warden Cain and his staff make the difficult decision to evacuate Angola when the Mississippi River's rising waters threaten to flood the penitentiary.

An inmate prepares for a reunion with the son he hasn't seen in a decade; teams are put on alert when narcotics infiltrate the penitentiary.

Warden Cain unleashes the hounds when a prisoner attempts a nighttime escape; inmate Jesse wants to handle more responsibility; inmate Oliver asks permission for a wedding ceremony in Angola.

Young convict Redneck prepares for his first rodeo ride, while an unruly inmate may not get his shot at glory; a suicide is reported in the dangerous punishment unit known as Camp J.

A new inmate to Angola finally meets his grandfather, a prisoner also serving a life sentence; Lt. Col. Slater reconnects with a dying inmate.

Lt. Col. Slater balances his prison duties with his responsibilities as a single father; former rodeo champ Cracker risks serious injury for another shot at glory; a local newspaper launches a smear campaign against Warden Cain.

Lt. Col. Slater is assigned to run a public horse auction; Warden Cain tries to keep order when inmates stage a hunger strike.

Officer Hannett patrols for ice fishermen while Lt. Boudreau investigates a hunter who shot towards a road; Officer Holmes deals with a raccoon hiding in a warm chimney; Officer St. Pierre goes on his first dive recovery under the ice.

The dive team assists at an event in Hampton Beach; Officer Courtney patrols the area's clam flats; Officers Hannett and Holmes patrol snowmobile activity across the state; Officer Demler helps a bobcat that's been injured by a porcupine.

A busy day at the state's largest ice fishing derby; Officer Canfield searches for the owner of a frozen fishing line; Major Juneau leads a mountain rescue; Officer McKee clocks the speed of snowmobiles; Officer Cyrs checks on a stuck moose.

Lt. Boudreau teams up with Trainee Masucci to track down a turkey hunter who may have shot from the road; when an animal release goes south, Officer Hannett lends a hand; Officer Canfield races to catch a trespassing dirt biker.

During a busy winter weekend, Lt. Boudreau encounters kite skiers, an illegal fire sled and a vandalized bob-house; Officer Canfield searches for a deer with an arrow in its head; Officers Demler and Towne head out on a treacherous mountain rescue.

Officer Bronson questions a hunter who shot a deer without having the proper permit; while Officer Demler runs radar on a popular snowmobile trail, Sgt. Lucas investigates a suspicious deer kill site; Officer Cyrs responds to a snowmobile accident.

Officer Crouse responds to a call about a nuisance raccoon; Officer Towne searches for a deer attacked by coyotes; Officer Hannett monitors a suspicious fisherman; Officer St. Pierre responds to a call about an impaired driver.

Officers Bronson and Towne get more than they bargained for with a speeding snowmobiler; the K-9 unit performs winter training; Officer MacFadzen patrols an ice drag racing event; Officer Cyrs heads into the woods to investigate a hit-and-run.

Nature lovers show up for Discover Wild New Hampshire Day; Officers conduct an undercover surveillance; Officer McKee rescues a starving owl from the side of the road; on Mount Monadnock, a perilous rescue of an injured hiker.

Officer Bronson questions a hunter who shot a deer without having the proper permit; while Officer Demler runs radar on a popular snowmobile trail, Sgt. Lucas investigates a suspicious deer kill site; Officer Cyrs responds to a snowmobile accident.

Officer Crouse responds to a call about a nuisance raccoon; Officer Towne searches for a deer attacked by coyotes; Officer Hannett monitors a suspicious fisherman; Officer St. Pierre responds to a call about an impaired driver.

Officers Bronson and Towne get more than they bargained for with a speeding snowmobiler; the K-9 unit performs winter training; Officer MacFadzen patrols an ice drag racing event; Officer Cyrs heads into the woods to investigate a hit-and-run.

Nature lovers show up for Discover Wild New Hampshire Day; Officers conduct an undercover surveillance; Officer McKee rescues a starving owl from the side of the road; on Mount Monadnock, a perilous rescue of an injured hiker.

The dive team assists at an event in Hampton Beach; Officer Courtney patrols the area's clam flats; Officers Hannett and Holmes patrol snowmobile activity across the state; Officer Demler helps a bobcat that's been injured by a porcupine.

A busy day at the state's largest ice fishing derby; Officer Canfield searches for the owner of a frozen fishing line; Major Juneau leads a mountain rescue; Officer McKee clocks the speed of snowmobiles; Officer Cyrs checks on a stuck moose.

Facts and trivia about border collies, Chinese cresteds, English mastiffs, Italian greyhounds and Lhasa Apsos.

Labradoodle, puggle, chiweenie, goldendoodle, cavachon, and the chorkie.

An itchy pig with a mean bite tries to take a chunk out of Dr. Blue, while Dr. Lavigne uses a unique method to fix a small dog's broken leg; Dr. Ross helps a rescue dog whose injuries may have gone untreated for too long; the docs go for gold.

Yuki the bulldog ate something she shouldn't have, and it's up to Dr. Blue to find it; Dr. Lavigne and his wife learn how to do alternative home care on Suki, an amputee rescue cat his family adopted.

Dr. Blue recruits Dr. Ross to tackle two wolf spays at a local sanctuary; Dr. Lavigne performs surgery on a pit bull with a torn ACL; new vet Dr. Fedke treats a cat with a creepy, crawly injury.

A couple is desperately seeking the help of Jackson for their feuding cats, Bitten and Chompy; a couple who recently moved in together are having second thoughts because of the vicious behavior of the cat, Achilles.

Gus, a frisky feline has a huge appetite and eats everything in sight; rescue cat Stella has left her owner single because she has chased off every date with her brutal behavior.

Terror cat Mufasa is threatening the planning of an engaged couple's perfect wedding; Roscoe is a menace, knocking things off the shelves and destroying furniture while trying to escape.

A couple is at their wits end after their cat, Gracie has terrorized them for nearly two years; a mother-daughter duo are at a loss after adopting their cat Miley who attacks them and their two dogs on a daily basis.

Addie has been roughhoused like a dog, transforming her into an aggressive biter; Kitty, a Russian Blue, has been treated like a princess by her owner's boyfriend, but it's not enough.

Finn's incessant crying often wakes up his owners, Lara and David. The couple argues about locking him up in their guest bathroom, also known as "kitty jail"; Nancye and James are at the end of their rope, as their cat Molly chews on everything.

Jackson works with a guardian, Tara, whose traumatic experience with her previous cat affects her currently troubled cat, Cali; Jackson must deal with guardian Kurtis and his cat, Kurtis Jr., before the guardian has his feline namesake declawed.

A former member of the Amish and an Australian fitness coach attempt to survive 21 days together in the harsh Colombian jungle.

A photographer and an engineer believe they have what it takes to survive 14 days in Limpopo, South Africa; after 10 days without food, these fans question their ability to make it to the end.

In an international tribes challenge, one survivalist must cope with menstruation in the middle of the African bush.

Two foreigners try to become the first survivalists to endure 21 days on U.S. soil; rattlesnakes, unfamiliar terrain and plummeting temperatures threaten to send them back across the pond.

In an international tribes challenge, one survivalist must cope with menstruation in the middle of the African bush.

Two foreigners try to become the first survivalists to endure 21 days on U.S. soil; rattlesnakes, unfamiliar terrain and plummeting temperatures threaten to send them back across the pond.

Finn's incessant crying often wakes up his owners, Lara and David. The couple argues about locking him up in their guest bathroom, also known as "kitty jail"; Nancye and James are at the end of their rope, as their cat Molly chews on everything.

Jackson works with a guardian, Tara, whose traumatic experience with her previous cat affects her currently troubled cat, Cali; Jackson must deal with guardian Kurtis and his cat, Kurtis Jr., before the guardian has his feline namesake declawed.

Facts about the puli, Thai ridgeback, Lagotto Romagnolo, Peruvian Inca orchid, New Guinea singing dog, and the Karelian bear dog.

Facts and trivia about breeds that some would call ugly.

Hiking in the Montana mountains, trail engineer Todd Orr is attacked twice by grizzly bear protecting her cubs; during a vacation in the Bahamas, Tiffany Johnson is snorkeling when she finds herself face-to-face with a tiger shark.

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 grizzly bear charges taxidermist Wilf Lloyd while he hunts elk with his son-in-law in the Canadian Rocky Mountains; miles from shore, diving 180 feet below the surface, spearfisher Anthony Segrich finds a bull shark charging toward him.

The Venom One team stages a rescue when deadly bees threaten an elderly living facility.

A monstrous Burmese python poses a threat to the children of a day care center; the team extracts venom from a king cobra to be used as antidote.

A 13-foot python takes a dip in a neighborhood pool on Christmas morning.

Floridians face threats from carnivorous African Nile monitor lizards, red-tailed boa constrictors and poisonous Eastern diamondbacks.

Wade comes face-to-face with one of South America's greatest freshwater fighting fish.

Jeremy Wade returns to the Okavango Delta to re-investigate a predatory carnivore that may have mauled over 100 victims of a capsized boat; to discover the truth, Jeremy offers himself up as live bait.

Jeremy Wade investigates rumors of a twenty-foot lake monster that attacks people; with snakes, freshwater sharks and giant sturgeon unlikely possibilities, the answer as to what it is drives Jeremy crazy.

Jeremy Wade is lured to the shores of the Mekong River in Cambodia to search for a monstrous fish that has mauled, blinded, killed and most recently sliced clean through a young man's testicle.

Jeremy Wade fights through tropical storms and dangerous jungles to search for a Fijian killer that has been part of the local folklore for years, but there may be more than one.

A recent fatal incident in the Alaskan wilderness sends Jeremy on a quest for possible suspects that culminates in a showdown with an unexpected, bizarre water beast.

On the tropical island of Sulawesi, Indonesia, a tourist snorkeler and several local fishermen have been killed and injured by a mysterious sea creature that impales its victims; Wade travels to the scene to investigate.

Traveling from London to Greenland and on to Norway, Wade follows the trail of an unknown sea monster; fishing through ice to extreme depths, he attempts to reel in this monster before the full fury of an Arctic storm hits.

Jeremy Wade investigates a case in Nepal that sounds strangely familiar -- a lone fisherman dragged off his feet and into a mountain river by the original river monster, the goonch catfish.

A recent fatal incident in the Alaskan wilderness sends Jeremy on a quest for possible suspects that culminates in a showdown with an unexpected, bizarre water beast.

On the tropical island of Sulawesi, Indonesia, a tourist snorkeler and several local fishermen have been killed and injured by a mysterious sea creature that impales its victims; Wade travels to the scene to investigate.

Traveling from London to Greenland and on to Norway, Wade follows the trail of an unknown sea monster; fishing through ice to extreme depths, he attempts to reel in this monster before the full fury of an Arctic storm hits.

Jeremy Wade investigates a case in Nepal that sounds strangely familiar -- a lone fisherman dragged off his feet and into a mountain river by the original river monster, the goonch catfish.

Jeremy Wade returns to the Okavango Delta to re-investigate a predatory carnivore that may have mauled over 100 victims of a capsized boat; to discover the truth, Jeremy offers himself up as live bait.

Jeremy Wade investigates rumors of a twenty-foot lake monster that attacks people; with snakes, freshwater sharks and giant sturgeon unlikely possibilities, the answer as to what it is drives Jeremy crazy.

Preparing a household for a new puppy; selecting the right puppy; basic biology of a dog.

Questions are answered about the French Bulldog, Poodle, Airedale, Chihuahua and Labrador.

A staff member heads to the Marine Mammal Center in California to help in rehabilitation efforts of elephant seals; African penguins Charlie and Lizzie have been together for 25 years, Charlie is having issues with his eyes; a piranha needs surgery.

The team welcomes two rescued southern sea otter pups Mara and Gibson, from the California coast; young ruddy ducks arrive at the aquarium and are introduced to their new habitat. Nandi, the aquarium's smallest manta ray, is due for a checkup.

Polka, a bottlenose dolphin, has a raspy voice and needs to see the doctor to get the all-clear; staff excitedly prepare for the upcoming puffin breeding season; two wobbegong sharks are due for a checkup; a curious box turtle goes for a walk.

Revisiting tanks Wayde and Brett have created for celebrities, including comic Tracy Morgan, actor Neil Patrick Harris and rock band Kiss.

Wayde and Brett create unique aquariums for a luxury apartment complex and a knee brace company; Wayde hopes to energize his employees by holding a special contest.

Wayde and Brett are challenged by a Southern California resort to build a tank inside the trunk of an oak tree; a Halloween store wants a coffin aquarium.

A rehabilitation facility wants a tank with a spine insert; medical practitioners desire an underwater forest fish tank for their office.

Dreams are coming to life in Oregon as Pete builds for Marlene, an 81-year-old woman who is finally getting one of her greatest wishes fulfilled: a treehouse; Marlene is giddy with excitement for this new adventure.

Pete answers the call of duty to build a tree house in Pennsylvania that focuses on the children of Marines; cargo netting off the deck provides an exciting way to enter, while even more nets inside form a bridge to access a private loft space.

Pete makes a treehouse touchdown in Pittsburgh for Antonio Brown, wide receiver for the Pittsburgh Steelers; his plan is to build a luxury skybox with a two-story window wall that overlooks a custom basketball court and football field.

Pete tackles the first climb-in movie theater; concessions are served to seating pods through a pulley system and loungers elevate into the trees to give perfect views of the big screen; a tree house for monkeys at the Los Angeles Zoo.

Pete partners up in Utopia, Texas, for his first joint venture: a tree house bed-and-breakfast built for romance; a French-inspired chapel of love has a 25-foot steeple and the biggest bathroom Pete has built to date.