The Discovery Channel HD (Pacific)

A mysterious apex predator is stalking orcas and boats off the coast of Kodiak, AK; sea monster sightings, first studied by Sanderson before his death, have spiked in that area recently.

When Ozarks locals report frightening encounters with a mysterious, dragon-like beast, the team conducts their most ambitious hunt yet.

The team investigates a series of livestock mutilations in the Great Smoky Mountains that some link to the infamous chupacabra; using evidence journals from Sanderson's archive plus new clues, the team attempts to confront the killer canine.

The team investigates recent encounters with a monstrous apex predator in the wilderness of British Columbia; using never-before-seen clues from Ivan Sanderson's lost archive, they uncover new evidence that may finally distinguish fact from fiction.

The team makes a discovery while investigating sightings of a large bird of prey terrorizing Chestnut Ridge, Pennsylvania; Sanderson believes it to be the mysterious thunderbird, a razor-clawed predator documented in Native folklore.

The surge of human activity surrounding the discovery of an ancient city sends Phil Torres and Jessica Chobot deep in the Cambodian jungle to search for a monster that has been terrifying locals for centuries.

Jess and Phil head to England in search of a legendary monstrous beast that's said to stalk the wilderness; after an unforgettable and truly historic encounter, they realize the creature is more than a myth.

Phil tracks what could be an unknown species, while Jess hunts for evidence that a legendary creature is nearby.

Phil and Jess search whitewater rapids and a frigid Alaskan lake for a legendary beast that's now the target of serious scientific inquiry.

Heather and Phil travel to the French countryside to track down werewolves that have terrorized the locals for centuries; as their investigation deepens, they must figure out if this beast is supernatural or an elusive wolf undiscovered by man.

The team heads to Arkansas, where a swamp monster has terrorized the small, rural town of Fouke for over a century.

A late-night encounter with a beer-hunting bear sparks a cross-country investigation; wildlife biologist Forrest Galante tracks break-ins and uncovers a strange new trend, bears invading homes to chug booze and devour marijuana edibles.

Aggressive hippos raised by the cocaine kingpin Pablo Escobar have escaped his abandoned compound in Colombia, becoming a dangerous and deadly invasive species; wildlife biologist Forrest Galante embarks upon a plan to stop them.

In a methamphetamine hotspot, drugs seep into local waterways, creating aggressive alligators; wildlife biologist Forrest Galante investigates the effects of meth on these reptiles and attempts to capture and rehabilitate a meth gator.

Heather and Phil sniff out the trail of a vampiric Chupacabra said to be terrorizing eastern Texas; joined by a new high-tech hound, can their robot companion help them catch this Badlands bloodsucker in the act?

A late-night encounter with a beer-hunting bear sparks a cross-country investigation; wildlife biologist Forrest Galante tracks break-ins and uncovers a strange new trend, bears invading homes to chug booze and devour marijuana edibles.

Aggressive hippos raised by the cocaine kingpin Pablo Escobar have escaped his abandoned compound in Colombia, becoming a dangerous and deadly invasive species; wildlife biologist Forrest Galante embarks upon a plan to stop them.

In a methamphetamine hotspot, drugs seep into local waterways, creating aggressive alligators; wildlife biologist Forrest Galante investigates the effects of meth on these reptiles and attempts to capture and rehabilitate a meth gator.

Phil and Heather journey into the Kentucky wilderness, searching for sasquatches rumored to be highly intelligent; they quickly find themselves in a chilling game of cat and mouse as the beasts seem always to stay one step ahead of them.

After uncovering a bar of gold at the Bead Site, Chad and James set out to research where it might have come from; with trespassers still threatening the ranch, their discovery sets them on the path of the fabled Lost Rhodes Mine.

In a dangerous maneuver on the trail of the Lost Rhodes Mine, Chad and Ryan try to rappel down a 250-foot cliff to access the Mormon Eye cave; James suffers a high-altitude health scare; Duane uncovers more poacher sites on the ranch; he intervenes.

"Seasons on the Fly" is a documentary-style fly-fishing program featuring famous and not-so-famous watersheds; it features award-winning photography and writing, incredible fish and fascinating history.

The lobster chase moves inshore and, with it, the chaos; tangles mount, tempers flare and Steven races to escape the mess in time for his son's birthday.

Keeping an RV beautiful sure can get tough when it's constantly facing harsh elements. But an almost magical protective coating can do wonders ... and make washing a breeze! Later, see Adam, Celine, and their three sons live and learn on the road.

Mark Robinson makes history in LA with a world-record redfish performance.

Clive explores the island of Bahrain, uncovering a culture shaped by thousands of years of history and by its surrounding sea -- the Persian Gulf.

Fallers face timber challenges, but it will all be for nothing if Jared and crew can't get the 140-ton super snorkel up the mountain; a series of mechanical setbacks threatens to delay the first $100,000 barge royalty, due in less than two weeks.

Parker tasks Tyson with finding the weakest link in the crew; Tony approaches Parker to make a deal and raids his son Mike's operation; Rick fires up on Lightning Creek for the first time.

Twelve survivalists enter a punishing African location where tribes in the area live by a simple principle: banish the weak; as the 40-day challenge begins, deadly crocodiles and territorial leopards circle; a survivalist is targeted for banishment.

As temperatures soar, survivalists try to hunt while being hunted themselves. At Camp Murder Puddle, the group fights off a night attack by aggressive crocodiles. A team in turmoil leads to the first self-banishment of the challenge.

After self-banishing, Kate is slammed by Africa's wrath; desperately hungry, Bulent gets a major score with his bare hands; Wes and Gwen's first big food win goes wrong, threatening their health and challenge.

A brutal windstorm punishes the survivalists; a falling-out with Bulent leads Makani to banish herself and risk going it alone; Kate finds a new group, and the desperate team goes on a hunt that could make or break its challenge.

Makani desperately pushes through the broiling valley to find a new tribe; Ryan hatches a high-risk plan to get a kill; Suzanne plots her exit from Seth, but Africa's heat thwarts her plan and forces a survivalist to leave the challenge.

An unlikely alliance scores the challenge's first big-game kill; Suzänne risks her survival by banishing herself from Seth; Bulent wards off hyenas and baboons; on a two-day hunting mission, Ryan's surrounded by deadly predators.

Brutal heat punishes Suzanne as she makes a new start after leaving Seth; barehanded Killer Bulent takes on a monitor lizard; a potential snake attack could be Seth's first African food win; a tribe plans a move that could upend the challenge.

Wes scores another kill, but when a large group enters their camp, the win creates tension; a desperate man migrates to Seth's watering hole.

Wes and team get their third big-game kill, but the victory quickly becomes an unexpected and very dangerous medical situation; a broiling heat wave pushes temperatures to 130 degrees and tests Bulent's ability to survive solo.

Desperate for food, Gwen and Sarah lead the charge to build a crossbow in the bush; Ryan feels the pressure to provide; when new wildlife moves into his camp, Bulent is pushed to the edge; medics remove a survivalist from the challenge.

With extraction just days away, one survivalist goes against the group, is banished and must try to complete the challenge alone; Gwen and Sarah deploy crossbows as they push for one last kill; a deadly snake could end someone's challenge on Day 40.

Wes and team get their third big-game kill, but the victory quickly becomes an unexpected and very dangerous medical situation; a broiling heat wave pushes temperatures to 130 degrees and tests Bulent's ability to survive solo.

Desperate for food, Gwen and Sarah lead the charge to build a crossbow in the bush; Ryan feels the pressure to provide; when new wildlife moves into his camp, Bulent is pushed to the edge; medics remove a survivalist from the challenge.

With extraction just days away, one survivalist goes against the group, is banished and must try to complete the challenge alone; Gwen and Sarah deploy crossbows as they push for one last kill; a deadly snake could end someone's challenge on Day 40.

In an epic finale, the fleet risks their operations for one last big payday as Nome Harbor freezes over; Shawn battles the inland ice; Chris goes for his biggest haul yet; Vern overcomes the loss of his key diver for a big payday.

The Great 8 are in Ohio for the next $10,000 race; Murder Nova is looking to make two wins in a row, but when he draws Kye Kelley again in round one, it makes his path that much harder; Lizzy Musi battles health problems.

Racers are in Ohio to compete for more points towards the Team Championship, and Murder Nova hopes to keep his hot streak going to push his team ahead in points. Ryan makes a big swap, Team Kye has a tough night, and Nate tries to carry his team.

There are plenty of wheelies in Sin City; when one racer surprises the field, they get a chance to go up against Kayla Morton for another shot at a pile of cash.

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.

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.

Sgt. Pushee leads a multi-agency rescue mission to find a missing kayaker; a specialist is called in to locate a pesky bear roaming a residential area; and a boy is caught riding without a helmet and operating his ATV illegally.

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.

During a busy Old Home Day, Officer Delmer patrols the ATV trails; Officer McFazden rescues a trapped barred owl and takes it to be rehabilitated; on Mount Liberty, Officer Towne and trainee LaTourneau save an injured hiker.

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.

A new recruit hoping for her first drug seizure strikes it lucky; an unlikely smuggler is caught with nearly $50,000 in cash; officers find a fuel tank that's got more than gas inside it; a bus is searched after a K9 alerts to a strange smell.

An expectant mother gets caught with an unexpected load in her car; officers stumble upon a shipment of narcotics not-so-secretly concealed; a bounty hunter has trouble keeping her cool when officers find she's carrying something illegal.

K9s save the day, identifying gallons of paint and beer bottles filled with more than the officers bargained for; a man with a warrant for his arrest is concealing something suspicious; officers question the intentions of a chatty traveler.

When night falls, a different type of traveler crosses the border -- and cartel spotters are nearby watching; a truck driver's modified cab is carrying a secret commodity; officers find a surprise in a car that has never crossed the border before.

After a recent gun show in the U.S., officers are on alert; when a man returning to Mexico claims to have gone grocery shopping far from where he lives, his car is inspected; a man smuggling pills has to choose between jail time or giving up names.

When two sisters are pulled over for making an unsafe lane change, officers discover they have an illicit stash that can't cross the border; a Mexican couple attempts to bring a bag of foul-smelling insects for a special recipe.