In the freezing wilderness of Yellowstone National Park or under the blazing hot sun of the Sonoran Desert, wolf packs settle old scores, rattlesnakes tangle in combat dances, and even the charismatic prairie dogs show us their dark side.

After two years of a drastically dwindling population, a reindeer farm fears for their future and has asked Dr. Oakley to check on the fertility of the herd. While working on a mini horse, the team first needs to get past his protective donkey pal. Later, the team visits a group home where the residents run a farm of therapy animals.

""Animal Fight Club: Savanna Smacksown" reveals what happens when Africa's wildest animals turn on their own kind and brings you closer than ever before to the toughest and meanest fights on the Savannahs unforgiving battleground. From a lions audacious challenge of authority, to a hippo defending its harem to the death, to a giraffe using its neck to deliver one of nature's most powerful slingshot blowsits a no holds-barred fight fest under Africa's blazing sun.

RUSSIA'S WILD TIGER records the battle for survival of the big cats and reveals intimate details of their lives. The animals they prey on are also in the film: tigers couldn't survive without sika deer, Altai wapiti, wild boars and Asian black bears. A young tiger, born in a conservation area, will guide the viewer through the film. RUSSIA'S WILD TIGER accompanies him throughout the year after he leaves his mother. His search for a territory reveals the problems facing tigers in Russia's Far East, and the conflicts that arise when he strays into human settlements. The young tiger takes the viewer to places where the fate of Siberian tigers will be decided: vast forests, remote villages and the cities at the edge of the wilderness.

Our unique story spans a decade and follows one of Tanzania's most powerful lion prides as they overcome mounting obstacles by relying on strong family bonds. With seven lionesses in their prime, 13 cubs between them, and two part-time magnificent males, the Bushbuck pride is large and in charge -- and determined to make sure that their legacy lives on.

In the remote rainforests of Gabon, primate researcher Martha Robbins and her team have achieved an extraordinary feat. They have gained the trust of a group of wild, elusive Western Lowland Gorillas. Shy by nature, the wild gorillas normally avoid close human contact - until now. In 'Gorillas Close Up" we transport viewers to Western Lowland Gorilla territory, inside one of Africa's last remaining tropical wildernesses.

From freezing Siberia, where scarce resources forces mighty golden eagles to fight for food, to leopards trying to tear each other limb from limb in a bid to survive in Serengeti.

RUSSIA'S WILD TIGER records the battle for survival of the big cats and reveals intimate details of their lives. The animals they prey on are also in the film: tigers couldn't survive without sika deer, Altai wapiti, wild boars and Asian black bears. A young tiger, born in a conservation area, will guide the viewer through the film. RUSSIA'S WILD TIGER accompanies him throughout the year after he leaves his mother. His search for a territory reveals the problems facing tigers in Russia's Far East, and the conflicts that arise when he strays into human settlements. The young tiger takes the viewer to places where the fate of Siberian tigers will be decided: vast forests, remote villages and the cities at the edge of the wilderness.

Our unique story spans a decade and follows one of Tanzania's most powerful lion prides as they overcome mounting obstacles by relying on strong family bonds. With seven lionesses in their prime, 13 cubs between them, and two part-time magnificent males, the Bushbuck pride is large and in charge -- and determined to make sure that their legacy lives on.

Owls can "see" with their ears?and may be able to hear if a mouse is pregnant...and the rhinoceros has skin that sweats blood.

Frogs may just be the key to human immortality while the cat's purrs may help keep astronauts alive in space.

A family of wild dogs - the Hot Springs Pack - lives in a pristine corner of Zambia's Luangwa Valley. The alpha female has pups in the den, the latest of several litters she and her lifelong partner have had together

Banda stands at the rise of the hill, looking out over the emerald swamp. It's a far cry from the brown grassy plains of his home South Africa, and right now he's wearing for a glimpse of the familiar Impala herd. Later this year, lions will be introduced into Akagera National Park, but it's a tough task for a lion - adapting to this part of central Africa. It's green and wet. The animals are mostly different and the lions have no idea of the lie of the land. They'll be starting from scratch - seeking out hunting opportunities and establishing new territory.

In the heart of Zambia's Luangwa Valley lies one of the best leopard territories going. It's a patchwork of habitats - shady woodland full of comfortable trees for resting in, and short grass plains packed with antelope.

A family of wild dogs - the Hot Springs Pack - lives in a pristine corner of Zambia's Luangwa Valley. The alpha female has pups in the den, the latest of several litters she and her lifelong partner have had together

Banda stands at the rise of the hill, looking out over the emerald swamp. It's a far cry from the brown grassy plains of his home South Africa, and right now he's wearing for a glimpse of the familiar Impala herd. Later this year, lions will be introduced into Akagera National Park, but it's a tough task for a lion - adapting to this part of central Africa. It's green and wet. The animals are mostly different and the lions have no idea of the lie of the land. They'll be starting from scratch - seeking out hunting opportunities and establishing new territory.

Big Cat Wars will showcase an incredibly unique stock footage sequence of a moment when a predator on predator conflict turns deadly. The clip of lion vs cheetah is a nail biting moment that will shock, but in the end will shed new light on the mysterious relationship between these extraordinary big cats and their life-and-death struggle for survival.

A buffalo herd of over 1,200 is forced to move through three lion territories while being confined by the flood waters on a small island in the Okavango. As the buffalo strategize their advancements, the lions react to each and every move they make. From the Joubert's home base in Botswana, comes the epic story of buffalo and lions surviving and adapting to each other. Narrated by Jeremy Irons.

In the heart of Zambia's Luangwa Valley lies one of the best leopard territories going. It's a patchwork of habitats - shady woodland full of comfortable trees for resting in, and short grass plains packed with antelope.

The Nsefu Pride of lions lives on the banks of the Luangwa River in Zambia. Experienced lionesses bring up a family of youngsters. Seven new cubs are born into the wet season - not the easiest time.

Two big male lions, twin brothers with a powerful bond, have ruled the Nsefu Pride for three years - they're fathers to all the young, and protectors of their territory.

The story of a young male hyena, called Mizumu, embarking on the most challenging journey of his life; to find a new clan.

A family of wild dogs - the Hot Springs Pack - lives in a pristine corner of Zambia's Luangwa Valley. The alpha female has pups in the den, the latest of several litters she and her lifelong partner have had together

Guinea pigs, tortoises, mares, and cows! From the largest to the smallest, it's a never-ending parade of patients at PVS! Doc treats a duck in distress while time is of the essence when a mare experiences choke. Charles and Abigail stop by with a pet of their own. Dr. Nicole examines an Eskie who had a run-in with a 4-wheeler and Lisa makes heroic efforts to save a cow and her calf.

Father's Day is just around the corner and Charles is busy making arrangements for a one of a kind father-son camping trip. In the meantime, Dr. Pol and Dr. Brenda deal with an onslaught of cases in the clinic and down on the farm including emergency calvings, overdue dehornings and a visit from a couple unusual feathered friends. While the vets are busy with the animals, Charles goes searching for the perfect Father's Day gift, but what do you get for an incredible dad who wants nothing but deserves so much?

The Sahara, the largest desert in the world: an extreme environment covering a vast swathe of northern Africa. With hardly any water or food available, on the surface, it appears to be a desolate empty land. But hidden beyond the parched exterior, specialist species have adapted to this harsh landscape.

Hwange's lions are rumored to be some of the biggest wild lions on the planet. One magnificent beast was destined to become one of Africa's most famous animals. He was known as Cecil. While his demise at the hand of hunters was splashed across the media, sparking fury in all who heard his tale, Cecil's story before he was posthumously iconized is worthy of celebrating.

A family of wild dogs - the Hot Springs Pack - lives in a pristine corner of Zambia's Luangwa Valley. The alpha female has pups in the den, the latest of several litters she and her lifelong partner have had together

The Sahara, the largest desert in the world: an extreme environment covering a vast swathe of northern Africa. With hardly any water or food available, on the surface, it appears to be a desolate empty land. But hidden beyond the parched exterior, specialist species have adapted to this harsh landscape.

The also incredible Dr. Brenda has been a staple at Pol Veterinary services for over 21 years. The clinic staff and even some long-time clients reminisce about their fondest memories of working with Dr. Brenda while the good doctor has her hands full this week with Lady, a horse who's having trouble putting on the pounds and Little Matt, a dog with an enormous oozing wound on his belly. After a difficult week, Dr. Brenda, Andrea and Melissa enjoy a well-deserved night out on the town.

Dr. Pol and team are tackling a load of cases. From Chihuahuas to Chinchillas, the animals at PVS keep the vets on their toes from morning to night.

The Nsefu Pride of lions lives on the banks of the Luangwa River in Zambia. Experienced lionesses bring up a family of youngsters. Seven new cubs are born into the wet season - not the easiest time.