Animal Planet HD

High up on an ice-covered Canadian mountain in the middle of the night, a grizzly bear charges professional climber Greg Boswell; in upstate New York, a rabid coyote attacks a retired nurse.

On Christmas Eve, Matt Chenhall is walking with his two young daughters when he is attacked by a kangaroo; Lauren Fagen is volunteering at an animal sanctuary in South Africa when a lion reaches under a gate and pulls her legs through the bars.

A bull shark attacks a triathlete who is training in Alabama; a father fights to survive after a rattlesnake bites him; a giraffe attacks a couple in Zambia; a girls' trip turns deadly in Cancun.

Deep in the jungles of Colombia, Forrest is on a mission to prove the Rio Apaporis Caiman still exists; locals believe this crocodilian resides within a lawless land inhabited by guerrilla rebels, kidnappers and deadly predators.

In Vietnam, Forrest treks through the world's largest cave searching for the saola in a hidden oasis; this exotic species was only recently discovered, but rumors swirl that The Asian Unicorn might already be extinct.

A couple want to move in together, but their pets don't get along; a stressed cat licks her belly raw.

Jackson and Zoe meet Marti, the owner of a new puppy that harasses her cat; a newly-engaged couple are at their wit's end as they try to blend their fur families.

The family makes the annual trip to the Steve Irwin Wildlife Reserve to capture, study and release wild crocodiles, a mission started by Steve and Terri that provides research vital to the protection of Australia's apex predators.

Leo, a snow leopard rescued from Pakistan, has trouble eating because of a broken canine; the bird department works feverishly to restore a beehive for the bee-eater birds; Ambassador Center staff work with an adorable Fennec fox named Charlie.

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.

Jackson revisits clients from the first four seasons of the show to see how they and their cats are doing, and also checks back on one of his toughest cases.

A hellish cat named Milo is on the brink of breaking a 10-year-long friendship; a woman and her Bengal cat, Gus, may be kicked out of her parents' home due to his outrageous and unpredictable behavior.

Tia takes in a pit bull that was rescued from terrible conditions in Kuwait; an adopter travels from Michigan in hopes of finding a new best friend; when a stray dog ends up at Villalobos, Earl is determined to track down its owner.

Tia and Earl face a decision about an elderly hound needing medical attention at an Alabama shelter; an abandoned, aggressive dog is found roaming a trash-filled backyard.

Inspired by South American treehouse maestro Richard Brunnelli, Pete builds a hexagonal live-in treehouse for a Treehouse Workshop graduate in coastal Oregon.

Pete and his crew are tasked with building a nature center, 14 feet off the ground at 10,000-acre nature preserve, Dogwood Canyon in Lampe, Missouri, established by Bass Pro Shops founder Johnny Morris, for the company's upcoming Christmas party.

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 has a nine day window to build a Zen-like sanctuary for some old friends in the shadow of the Blue Ridge Mountains in Canton, N.C.

Pete constructs a tasting room, high above the apple orchards, for Walden, N.Y., hard cider company Angry Orchard.

Busy film industry clients in Fayetteville, Ga. request a treehouse on their exuberant 63-acre plot of land, inspired by mid-century architecture and equipped with a zip line; Pete swings by the treehouse of Dale Earnhart Jr.

Pete builds a triple-decker treehouse with a bedroom, kitchen, bathroom and more, inspired by Frank Lloyd Wright, on the shores of Kentucky's Lake Barkley.

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

Pete builds a half spaceship, half horseshoe crab, zinc-wrapped treehouse at state-of-the-art kids camp, Camp Southern Ground, at the request of country music superstar Zac Brown.

Busy film industry clients in Fayetteville, Ga. request a treehouse on their exuberant 63-acre plot of land, inspired by mid-century architecture and equipped with a zip line; Pete swings by the treehouse of Dale Earnhart Jr.

Pete builds a triple-decker treehouse with a bedroom, kitchen, bathroom and more, inspired by Frank Lloyd Wright, on the shores of Kentucky's Lake Barkley.

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

Pete builds a half spaceship, half horseshoe crab, zinc-wrapped treehouse at state-of-the-art kids camp, Camp Southern Ground, at the request of country music superstar Zac Brown.

Pete and his crew are tasked with building a nature center, 14 feet off the ground at 10,000-acre nature preserve, Dogwood Canyon in Lampe, Missouri, established by Bass Pro Shops founder Johnny Morris, for the company's upcoming Christmas party.

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.

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.

Off the extreme eastern tip of Papua New Guinea lies Milne Bay and it's rumored to be home to huge schools of one of the greatest sportfish ever, the giant trevally; trying to hook and land a giant trevally on a fly rod will be the ultimate test.

Lake Windsor on Inagua Island is home to a mystery.

The crew heads to one of the most remote and inhospitable jungles of Ecuador to try and land an arapaima, the largest scaled freshwater fish in the world.

A health scare ends Dr. Blue's dreams of motorcycle riding with his brother; Dr. Ross treats a sweet bearded dragon laying bad eggs; Dr. Lavigne must determine what to do about a large tumor taking over a boxer's toe.

The time comes for Dr. Ross and Tauvia to move out of his mother's house; Dr. Lavigne makes a life-or-death decision with Diesel, a mastiff who may have a toy lodged in his intestines; Dr. Blue sees a pig with an affection for household furniture.

The doctors all want to be the one who goes to a vet conference in San Diego; Dr. Ross treats a young kinkajou, while Dr. Blue treats a Min Pin's drop-dead breath; Dr. Lavigne suspects a cat has a contagious disease.

Dr. Ross and vet tech Kyerra race to save a stray cat horrifically mangled by a car engine; the Rosses move into their new home while Dr. Blue treats a 700-pound arthritic pig; Dr. Lavigne hears a rescue Chihuahua's incredible story.

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.

Dr. Dee takes care of her mother while dealing with her busy clinic; emergency surgery on a Yorkie puppy; puppies are rescued from remote villages in the hopes of finding them homes.

Dr. Jeff tackles challenging surgeries on a pit bull with a broken leg and a feisty kitten's torn lower lip; Dr. Amy treats a dog that's acting sickly after a camping trip; Dr. Don handles a bladder stone removal on vet tech Christine's family pet.

Dr. Jeff and Ben head to an island in Panama to help with the pet population; a terrier loses a battle against a German shepherd puppy, and a sickly sphinx kitten needs medical attention.

Dr. Jeff attempts to diagnose a dog's devastating mystery illness; vet tech Hector's daughter is tasked with caring for a mother dog and her seven pups; Dr. Baier volunteers to help find new homes for rescued rabbits.

The cause of a senior dog's lump; a cat named Tigger is monitored for unusual eating habits; a puppy that was bought online gets sick; Petra shows off her guinea pigs.

Animal House gets busy as Dr. Dee must deal with a Chihuahua with a life-threatening condition, trim the beak of a vocal Macaw, and treat a deathly ill newborn calf; Dr. Dee and Ken add seven fainting goats to the family at home.

Dr. Dee puts her mother on a plane to a remote vet clinic in Manley Hot Springs; Rottweiler could have bone cancer; bunny suffers with large abscess; St. Bernard puppies stop by for a visit.

Dr. Jeff attempts to diagnose a dog's devastating mystery illness; vet tech Hector's daughter is tasked with caring for a mother dog and her seven pups; Dr. Baier volunteers to help find new homes for rescued rabbits.