From show dogs to therapy dogs, Dr. Keri shows the benefits of purebreds and good breeders.

Dr. Keri explores the new technologies at The Western College of Veterinary Medicine.

Dr. Keri explores some of the key ways that cats can live enriched and satisfying lives and stay safe inside from the risks and diseases of being loose on the street.

Dr. Keri works with Manitoba Underdogs Rescue to reduce feral dog populations in First Nations communities.

Hobo is reunited with an old friend who has just become the owner of a winning lottery ticket.

Hobo becomes involved in a treasure hunt that turns up a rare, small object worth a fortune.

From show dogs to therapy dogs, Dr. Keri shows the benefits of purebreds and good breeders.

Dr. Keri explores the new technologies at The Western College of Veterinary Medicine.

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

When wildlife decoys are deployed across the state to catch poachers, the operation yields some surprising results. A warden's trusted K9 helps unearth vital evidence. An investigation into a moose and elk poaching case leads to a major takedown.

Hobo is reunited with an old friend who has just become the owner of a winning lottery ticket.

Hobo becomes involved in a treasure hunt that turns up a rare, small object worth a fortune.

Cyril Chauquet and his team are dropped into the middle of the wildest environments on the planet with the sole mission of collecting vital specimens that could save species from extinction. After years of habitat destruction, pollution and commercial pressure, Chauquet and his team are on tight deadlines to make it through the dangerous rugged terrain and back to civilization. The teams seek out some of the most endangered freshwater goliaths from the Great North of the Americas and the Amazon rainforest, including the armor-plated white sturgeon, the prehistoric pirarucu and the hulking piraiba.

Adventurer Cyril Chauquet embarks on a journey to find the most dangerous underwater creatures in the most remote parts of the world.

Global explorer/wildlife biologist Niall McCann tracks down the largest, fiercest animals in the world to learn more about their behavior and habitat. His conservation research takes him to the swamps of Venezuela to catch giant anacondas, into the jungles of Nepal to follow fearsome predators like the royal Bengal tiger, and to Australia's Northern Territory to wrestle with deadly saltwater crocodiles. McCann also studies human encounters with abnormally big or dangerous animals in the places he visits.

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

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Cyril Chauquet and his team are dropped into the middle of the wildest environments on the planet with the sole mission of collecting vital specimens that could save species from extinction. After years of habitat destruction, pollution and commercial pressure, Chauquet and his team are on tight deadlines to make it through the dangerous rugged terrain and back to civilization. The teams seek out some of the most endangered freshwater goliaths from the Great North of the Americas and the Amazon rainforest, including the armor-plated white sturgeon, the prehistoric pirarucu and the hulking piraiba.

Adventurer Cyril Chauquet embarks on a journey to find the most dangerous underwater creatures in the most remote parts of the world.

Global explorer/wildlife biologist Niall McCann tracks down the largest, fiercest animals in the world to learn more about their behavior and habitat. His conservation research takes him to the swamps of Venezuela to catch giant anacondas, into the jungles of Nepal to follow fearsome predators like the royal Bengal tiger, and to Australia's Northern Territory to wrestle with deadly saltwater crocodiles. McCann also studies human encounters with abnormally big or dangerous animals in the places he visits.

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

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Cyril Chauquet and his team are dropped into the middle of the wildest environments on the planet with the sole mission of collecting vital specimens that could save species from extinction. After years of habitat destruction, pollution and commercial pressure, Chauquet and his team are on tight deadlines to make it through the dangerous rugged terrain and back to civilization. The teams seek out some of the most endangered freshwater goliaths from the Great North of the Americas and the Amazon rainforest, including the armor-plated white sturgeon, the prehistoric pirarucu and the hulking piraiba.

Adventurer Cyril Chauquet embarks on a journey to find the most dangerous underwater creatures in the most remote parts of the world.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

A look at the lives of Montana conservation officers who defend public lands, handle anti-poaching sting operations and more.

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

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

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

A look at the lives of Montana conservation officers who defend public lands, handle anti-poaching sting operations and more.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

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

A look at the lives of Montana conservation officers who defend public lands, handle anti-poaching sting operations and more.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Gold prospectors risk their dreams and futures in pursuit of the ultimate golden reward.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

As the mackerel season begins in Newfoundland; the fishermen want a piece of the action; Skipper Donald Spence has just bought a new boat.

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Four logging companies in British Columbia fight extreme weather and terrain to ethically harvest one of Canada's most vital resources.

Wardens come across some colorful characters when they set up a safety check along the river for boaters and rafters; the upcoming opening of the elk season leads to some hunters jumping the gun, with wardens chasing them down.

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

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Capt. Dave Marciano tries to turn his bad luck around and salvage his season.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

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

Four logging companies in British Columbia fight extreme weather and terrain to ethically harvest one of Canada's most vital resources.

Following the non-stop, courageous work of the people tasked with keeping the shipping lanes clear, container ships stocked, and the goods flowing in and out of the harbor of St. John's, Newfoundland.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

The fleet competes for final paychecks, and the two top boats are forced off the water.

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

Black bear cubs are often orphaned when their mothers are struck by vehicles or killed by hunters. To the rescue, literally, comes Angelika and Peter Langen, the proprietors of Northern Lights Wildlife Shelter in British Columbia, the world's only licensed grizzly bear rehab facility. As shown in this reality series, the Langens care for at-risk black bear cubs to prepare them for a second chance at life in the wild. Together with their son Michael, daughter Tanja, son-in-law Shawn, and a few dedicated volunteers, the Langens work to save and care for sick, starving, and injured orphan cubs.

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

Four logging companies in British Columbia fight extreme weather and terrain to ethically harvest one of Canada's most vital resources.

Following the non-stop, courageous work of the people tasked with keeping the shipping lanes clear, container ships stocked, and the goods flowing in and out of the harbor of St. John's, Newfoundland.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

The fleet competes for final paychecks, and the two top boats are forced off the water.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

Homegrown and international chainsaw-wielding carvers competing for a cash prize and the title of "A Cut Above.".

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

One cub becomes gravely ill and another gets a wound on her belly; Angelika and Peter race to finish a bigger enclosure for the bears.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The cubs fight over food as Angelika struggles to feed them all; a shelter fawn goes missing; a rescue gets dangerous when a cub feels cornered.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Twelve strangers come together on a lakeside in the British countryside to try to win a sum of money; £100,000 lies on an island in the middle of a lake and the twelve must build an 850ft bridge by hand within 20 days in order to reach the prize.

Following the non-stop, courageous work of the people tasked with keeping the shipping lanes clear, container ships stocked, and the goods flowing in and out of the harbor of St. John's, Newfoundland.

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

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Brad Krasowski is one big catch away from completing his "worst to first" comeback.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

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

Twelve strangers come together on a lakeside in the British countryside to try to win a sum of money; £100,000 lies on an island in the middle of a lake and the twelve must build an 850ft bridge by hand within 20 days in order to reach the prize.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

With fewer than four days left in the season, the fleet races to claim the title of top-earning boat; two captains are sidelined, and it is anyone's game.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

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

Twelve strangers come together on a lakeside in the British countryside to try to win a sum of money; £100,000 lies on an island in the middle of a lake and the twelve must build an 850ft bridge by hand within 20 days in order to reach the prize.

With fewer than four days left in the season, the fleet races to claim the title of top-earning boat; two captains are sidelined, and it is anyone's game.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Tough treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the Queen of Gems, opal, in the harsh Australian Outback.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

Married couple, Danielle and Rob run a dog and horse sanctuary for sick, elderly, and abused animals in King City, Ontario.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

The stories of different odd couple pairings from the animal world; friendships comes in all shapes and sizes.

Shamus, a rescued mountain dog, befriends a main coon barn cat that was shunned by the other felines in the house; Amani, an outgoing black Labrador retriever, is the perfect match for a timid cheetah named Winspear.(30min).

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

A rescued mini horse named Sammy get the TLC he needs from a loving golden retriever who won't leave his side; Colton, a rescued St Bernard mix, has found a boisterous playmate in a steer named Bucket.(30min).

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

After North Beach weighs the pros and cons of a no-confidence vote, both leaders are placed in an impossible position.

The survivalist turns the tables on America's "armchair adventurers" by creating challenges that will test their smarts, physicality, and their ability to adapt and do whatever it takes to survive.

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

The fleet competes for final paychecks, and the two top boats are forced off the water.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

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

The survivalist turns the tables on America's "armchair adventurers" by creating challenges that will test their smarts, physicality, and their ability to adapt and do whatever it takes to survive.

Following the highs and lows of sapphire hunters working in extreme conditions in the heart of Central Queensland, Australia.

Following the highs and lows of sapphire hunters working in extreme conditions in the heart of Central Queensland, Australia.

It's opening day of the bluefin tuna season; after a mediocre performance in the Outer Banks, Capt. Dave Marciano is ready for his first season aboard his new boat, the Falcon; Capt. Tyler McLaughlin copes with the unexpected loss of his mate.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

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

The survivalist turns the tables on America's "armchair adventurers" by creating challenges that will test their smarts, physicality, and their ability to adapt and do whatever it takes to survive.

It's opening day of the bluefin tuna season; after a mediocre performance in the Outer Banks, Capt. Dave Marciano is ready for his first season aboard his new boat, the Falcon; Capt. Tyler McLaughlin copes with the unexpected loss of his mate.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

Following the highs and lows of sapphire hunters working in extreme conditions in the heart of Central Queensland, Australia.

Following the highs and lows of sapphire hunters working in extreme conditions in the heart of Central Queensland, Australia.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

A look at how the Regional Animal Protection Society (RAPS) Animal Hospital works tirelessly to offer low-income pet families access to top healthcare.

The owner of an injured Pomeranian seeks help from RAPS; a mischievous cat swallows a piece of plastic; the generous donation of a new vehicle allows RAPS to spearhead a raffle to raise much needed funds for the hospital.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Bear serves up a spoonful of brains, a bird poop rainstorm, and puts the contestants through a sharpshooter slingshot challenge to find out if one of them can survive him and earn $10,000 for new boobs.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

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

With fewer than four days left in the season, the fleet races to claim the title of top-earning boat; two captains are sidelined, and it is anyone's game.

The dedicated team from DS McGregor and Partners mixed vet practices in Thurso and Wick, Caithness, work around the clock to help farm animals, equine, domestic pets and wildlife.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Cyril Chauquet and his team are dropped into the middle of the wildest environments on the planet with the sole mission of collecting vital specimens that could save species from extinction. After years of habitat destruction, pollution and commercial pressure, Chauquet and his team are on tight deadlines to make it through the dangerous rugged terrain and back to civilization. The teams seek out some of the most endangered freshwater goliaths from the Great North of the Americas and the Amazon rainforest, including the armor-plated white sturgeon, the prehistoric pirarucu and the hulking piraiba.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Discovery Channel travels to Newfoundland for an intense season of fishing in "Cold Water Cowboys." Following a fleet of six captains and their crews, the series takes viewers across hundreds of miles of the North Atlantic as the men try to rebuild the industry, catching crab, shrimp, turbot, herring and mackerel. With salt water in their blood, the crews face waves the size of houses and icebergs as large as some small cities in a race against time and one another. In a struggling industry, the "Cold Water Cowboys" do whatever it takes to fill the hatch and make as much money as possible.

Cyril Chauquet and his team are dropped into the middle of the wildest environments on the planet with the sole mission of collecting vital specimens that could save species from extinction. After years of habitat destruction, pollution and commercial pressure, Chauquet and his team are on tight deadlines to make it through the dangerous rugged terrain and back to civilization. The teams seek out some of the most endangered freshwater goliaths from the Great North of the Americas and the Amazon rainforest, including the armor-plated white sturgeon, the prehistoric pirarucu and the hulking piraiba.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

A behind-the-scenes look at what it takes to run the Taronga Zoo Sydney, Australia's largest zoo, located on the shores of Sydney Harbour.

Two squirrel monkeys arrive in Taronga with a clear goal - to mate with as many females as possible; unfortunately, it all ends with a broken jaw and a visit to the hospital; Keeper Jordan talks about his special bond with a cheetah.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

Injured koala Malakai enters the zoo's breeding program; a baby crocodile enjoys some treats; a lesser-known Australian marsupial gets a second chance.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

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

It's opening day of the bluefin tuna season; after a mediocre performance in the Outer Banks, Capt. Dave Marciano is ready for his first season aboard his new boat, the Falcon; Capt. Tyler McLaughlin copes with the unexpected loss of his mate.

A look at the lives of Montana conservation officers who defend public lands, handle anti-poaching sting operations and more.

A homeless dog helps solve tough problems.

A homeless dog helps solve tough problems.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

A look behind the scenes at how everyday things are manufactured. Typically each episode includes three to four products featured, with a mix consisting of common items such as jeans, aluminum foil and cereal, and less predictable ones like wax figurines, braille typewriters and pinball machines.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

Capturing the special relationship between the extraordinary animals and their passionate keepers at one of the planet's largest and oldest zoos that is spread across three stunning locations in Victoria, Australia.

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

A look at the lives of Montana conservation officers who defend public lands, handle anti-poaching sting operations and more.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

On-call vet Dr. Keri Hudson Reykdal travels rural Manitoba treating all creatures, big and small.

Dr. Keri demonstrates sheer prairie grit, crossing a dangerous ice road for winter preg checks.

Just when it seems this harsh winter will never end, Dr. Keri delivers the first calf of spring.

Hobo aids victims of an isolated plane crash.

Hobo protects four youths engaged in a deadly game.

Dr. Keri looks after bulls who seem determined to hurt themselves.

Dr. Keri's dog, Siri, brings home a wild baby fox, which starts her on a quest to learn more about caring for wildlife.

A conservation officer responds to an untagged deer case in District One's southern section. A hunter used his girlfriend's tag to continue hunting after tagging a deer of hisown. He'sfined, and his rifle, unused tag, and deer are confiscated.

Anglers find out that using too many poles will land them a hefty fine.

Hobo aids victims of an isolated plane crash.

Hobo protects four youths engaged in a deadly game.

Cyril confronts the elusive muturo catfish and sets his sights on a new giant, the paiche, in the Amazon.

After their boat is stolen, Cyril and his crew must trek through the dense Amazon jungle through waters where piranhas, caimans and anacondas lurk.

Niall meets the king cobra and learns about India's reptile problem; each year, some 50,000 people die from snake bites.

Recent graduates of the Conservation Academy get their feet wet in the real world. Officers crack down on hunters who illegally harvested deer over bait. Officers find boaters who didn't realize their new vessel isn't up to regulation.

Rob assesses a dog at risk of being put down; Tony and Moby gain some interest from families.

Rob starts training 18 pitbull mixes in Florida; Danielle is worried about the health of a draft horse.

The Mahoneys spend thousands on a loader to do a final push at their 8-Mile lease, while Alex is convinced there's big gold down deep at Relief Creek.

With the season just weeks away from ending, the Dirt Dogs are struggling to hunt out their final $350,000 in gold.

It is the second week of the bluefin tuna season; a familiar boat enters the fleet, igniting old rivalries; Pinwheel's crew members continue to mourn for Nick; the Wicked Pissah crew struggles to maintain its lead.

Cyril confronts the elusive muturo catfish and sets his sights on a new giant, the paiche, in the Amazon.

After their boat is stolen, Cyril and his crew must trek through the dense Amazon jungle through waters where piranhas, caimans and anacondas lurk.

Niall meets the king cobra and learns about India's reptile problem; each year, some 50,000 people die from snake bites.

Recent graduates of the Conservation Academy get their feet wet in the real world. Officers crack down on hunters who illegally harvested deer over bait. Officers find boaters who didn't realize their new vessel isn't up to regulation.