Hope's first orphaned mammal arrives earlier than ever; a mysterious patient from last year returns.

Sometimes animals get a second chance.

Behind the scenes at Kenya's private game reserve.

The people of Nunavik prepare for the coming winter.

Ninginganiq is so dangerous that even seasoned sailors keep away.

Tending to a stressed muskrat trapped in a fence and a slate of slippery patients.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

Sharks are at risk in Costa Rica.

Tending to a stressed muskrat trapped in a fence and a slate of slippery patients.

An endangered species of hartebeest is moved to Ol Pejeta so its land can be resettled by refugees.

Two white rhinos are moved to Ol Pejeta from a nearby ranch after it's discovered that poachers had been watching the animals.

Chris Packham looks at social intelligence in the animal kingdom, and finds out why it is that, for animals, being together means being clever; he looks at how lions hunt in teams, in which each holds a very specific position.

Chris Packham reveals the intelligent cons and deceitful behavior that animals use to survive and prosper in the game of life, from disguising themselves to outwit predators, to kidnapping babies to save their own offspring.

Chris discovers the cleverest animal travellers and how they find their way, from deer with mental maps, blue whales' planning routes, and dung beetles navigating by the stars.

Sizing up a primate no bigger than a mouse, a chameleon that fits on a fingertip and other minuscule creatures with biologist Patrick Aryee; learning why being tiny can be an advantage; some ingenious adaptations to life's big challenges.

A polar bear and her cubs make a 400-mile journey from their birth den in Svalbard, Norway, to pack ice surrounding the North Pole.

Chris Packham looks at social intelligence in the animal kingdom, and finds out why it is that, for animals, being together means being clever; he looks at how lions hunt in teams, in which each holds a very specific position.

An icy October storm complicates the race to the finish line; Big Boi bounces after a stumble before tragedy hits QuadMom; fan fave BoldFace hits her stride despite her clingy kid, Raccoon.

Sea lions throw their weight around to win a mate, Cape buffalo deliver knockout punches, Canada geese hit hard with their wings, and lionesses rule the Savanna with an iron paw.

Warthogs' lumpy armor, giant African bullfrogs' jumping and biting skills, wild turkeys' sharp beaks and razorlike spurs, and Nile crocodiles' powerful jaws.

A dangerous tagging mission in South Australia that shows what sharks eat and why they gather in feeding hot spots; the team chases tiger, bull, and hammerhead sharks and outfits one with a 360-degree dorsal camera.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Learn how plants and animals tough it out in some of the driest terrain Earth has to offer. Run across thirsty trees that act as elephant signposts, see insects team up with plants for a chance at life, and get insight into natural chemical warfare.

A dangerous tagging mission in South Australia that shows what sharks eat and why they gather in feeding hot spots; the team chases tiger, bull, and hammerhead sharks and outfits one with a 360-degree dorsal camera.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Learn how plants and animals tough it out in some of the driest terrain Earth has to offer. Run across thirsty trees that act as elephant signposts, see insects team up with plants for a chance at life, and get insight into natural chemical warfare.

A polar bear and her cubs make a 400-mile journey from their birth den in Svalbard, Norway, to pack ice surrounding the North Pole.

Tending to a stressed muskrat trapped in a fence and a slate of slippery patients.

An endangered species of hartebeest is moved to Ol Pejeta so its land can be resettled by refugees.

Two white rhinos are moved to Ol Pejeta from a nearby ranch after it's discovered that poachers had been watching the animals.

Ninginganiq is so dangerous that even seasoned sailors keep away.

Rising sea levels threaten the small island nation of the Maldives.

A baby owl needs to be reunited with its parents; a volunteer returns to the rehab in a new role; a duck rescue goes wet and wild.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

Rising sea levels threaten the small island nation of the Maldives.

A baby owl needs to be reunited with its parents; a volunteer returns to the rehab in a new role; a duck rescue goes wet and wild.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

Much like their relatives the jackals, wolves hunt better as a pack wherein they ensure their survival together.

Profound changes occur in bears' bodies and are provoked by the turning of the seasons, which is one of the reasons that bears are among the most dangerous hunters planet Earth has to offer.

Dangerous creatures lurk not only on land, but also in the water. A look into the depths of the oceans and tracks in raging mountain rivers and murky waters to the most frightening killer in the water.

Much like their relatives the jackals, wolves hunt better as a pack wherein they ensure their survival together.

Profound changes occur in bears' bodies and are provoked by the turning of the seasons, which is one of the reasons that bears are among the most dangerous hunters planet Earth has to offer.

A dangerous tagging mission in South Australia that shows what sharks eat and why they gather in feeding hot spots; the team chases tiger, bull, and hammerhead sharks and outfits one with a 360-degree dorsal camera.

Wading into wetlands, where trees and water meet to nurture new life; diving into an underwater forest that protects young fur seals; visiting a mangrove sanctuary where a curious band of aquatic misfits hides out.

Traveling to the ends of Australia's shark highways; finding out if Greenly Island in the south is a truck stop for migrating great whites; searching for proof of a genetic connection between northern bull sharks and their cooler-climate cousins.

An Antarctic gentoo penguin pops the question with a rocky token of his devotion; how a Madagascar lemur uses toxic millipedes for pest control; makeup techniques with a flamingo; a honey badger that can pick locks.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

An Antarctic gentoo penguin pops the question with a rocky token of his devotion; how a Madagascar lemur uses toxic millipedes for pest control; makeup techniques with a flamingo; a honey badger that can pick locks.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

Rising sea levels threaten the small island nation of the Maldives.

A baby owl needs to be reunited with its parents; a volunteer returns to the rehab in a new role; a duck rescue goes wet and wild.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

In the future, telescopes will allow scientists to see further to planets that may support life.

In an attempt to view the cosmos beyond the scope of human vision, infrared light and gamma radiation are used.

Sharks are at risk in Costa Rica.

Busier than ever, Hope and the team struggle to handle the huge caseload; a volunteer helps an injured bird.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

Sharks are at risk in Costa Rica.

Busier than ever, Hope and the team struggle to handle the huge caseload; a volunteer helps an injured bird.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

More than 480 different species of birds spread their wings in the Luangwa Valley over the course of a year.

Modern science explains the evolutionary history behind some of the planet's largest, weirdest and most fearsome animals.

Chilema, a young elephant, must learn how to navigate the world without her trunk.

More than 480 different species of birds spread their wings in the Luangwa Valley over the course of a year.

Modern science explains the evolutionary history behind some of the planet's largest, weirdest and most fearsome animals.

An Antarctic gentoo penguin pops the question with a rocky token of his devotion; how a Madagascar lemur uses toxic millipedes for pest control; makeup techniques with a flamingo; a honey badger that can pick locks.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The southern team tests new migration tech and tools that could reduce shark attacks in a popular snorkeling spot; the northern team catches and tags bull sharks to help local swimmers steer clear of birthing mothers.

Tenacious meerkat pups are determined to devour deadly scorpions in the vast Kalahari Desert; a group of lionesses demonstrate their seduction tactics in Kenya.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The southern team tests new migration tech and tools that could reduce shark attacks in a popular snorkeling spot; the northern team catches and tags bull sharks to help local swimmers steer clear of birthing mothers.

Tenacious meerkat pups are determined to devour deadly scorpions in the vast Kalahari Desert; a group of lionesses demonstrate their seduction tactics in Kenya.

Sharks are at risk in Costa Rica.

Busier than ever, Hope and the team struggle to handle the huge caseload; a volunteer helps an injured bird.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

Advanced telescopes capture images of the night sky from the Atacama Desert.

The Northern Lights tells the story of the makeup of the planet, the sun and possibly life on other planets.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

The park's hyena population grows.

Triggering the natural instincts of North African white rhinos prompts their return to the wild.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

The park's hyena population grows.

Triggering the natural instincts of North African white rhinos prompts their return to the wild.

The desert of Chile is the driest in the world, but the marine currents are thought to be the richest on the planet; immense schools of fish swim under constant siege.

The interior of Brazil has ecosystems as different as dry forest and flood plains mix; this combination, which includes rivers, waterfalls and mountains, is home to a diverse and extremely rich fauna.

The Amazon River and its tributaries irrigate an ancient jungle full of life; the planet's largest eagle, the monkey-hunting harpy; tens of thousands of insects; several hundred kinds of fish.

The desert of Chile is the driest in the world, but the marine currents are thought to be the richest on the planet; immense schools of fish swim under constant siege.

The interior of Brazil has ecosystems as different as dry forest and flood plains mix; this combination, which includes rivers, waterfalls and mountains, is home to a diverse and extremely rich fauna.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The southern team tests new migration tech and tools that could reduce shark attacks in a popular snorkeling spot; the northern team catches and tags bull sharks to help local swimmers steer clear of birthing mothers.

Tenacious meerkat pups are determined to devour deadly scorpions in the vast Kalahari Desert; a group of lionesses demonstrate their seduction tactics in Kenya.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

Tracking down Lahei, who's gone AWOL; seeing who earns their post-college freedom.

Experience the North Atlantic's intense, brief summer with its animal residents; follow Arctic fox cubs learning to hunt for survival, an otter pup going solo for the first time, a mate-seeking puffin, and tiny reindeer taking their first steps.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

Tracking down Lahei, who's gone AWOL; seeing who earns their post-college freedom.

Experience the North Atlantic's intense, brief summer with its animal residents; follow Arctic fox cubs learning to hunt for survival, an otter pup going solo for the first time, a mate-seeking puffin, and tiny reindeer taking their first steps.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

The park's hyena population grows.

Triggering the natural instincts of North African white rhinos prompts their return to the wild.

Using computer simulations, it is possible to fly over other worlds and see how galaxies interact.

The second largest planet is also a mini-solar system with 60 moons and those crazy rings.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

An attempt to discover what is killing off the black rhino, before it's too late.

Eight giraffes are moved to a newly opened wildlife area on an island.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

An attempt to discover what is killing off the black rhino, before it's too late.

Eight giraffes are moved to a newly opened wildlife area on an island.

A look at snow leopards in the central mountains of the Tibetan Plateau.

A feeding frenzy for hungry predators as the Great Migration arrives.

The Rockies are the spine of North America and are home to cougars, wolverines, wolves, and grizzly bears; Native American tribes compete in breakneck horse races and daredevil wingsuit flyers leap from mile-high cliffs.

A look at snow leopards in the central mountains of the Tibetan Plateau.

A feeding frenzy for hungry predators as the Great Migration arrives.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

Tracking down Lahei, who's gone AWOL; seeing who earns their post-college freedom.

Experience the North Atlantic's intense, brief summer with its animal residents; follow Arctic fox cubs learning to hunt for survival, an otter pup going solo for the first time, a mate-seeking puffin, and tiny reindeer taking their first steps.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Scientists are studying cats in greater detail than before, and their groundbreaking finds challenge the conventional ideas.

A trio of Elephants in Zambia are rescued.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Scientists are studying cats in greater detail than before, and their groundbreaking finds challenge the conventional ideas.

A trio of Elephants in Zambia are rescued.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

An attempt to discover what is killing off the black rhino, before it's too late.

Eight giraffes are moved to a newly opened wildlife area on an island.

The Dawn mission explores the asteroid Vesta and dwarf planet Ceres.

The search for water is actually the search for life, and that search is taking man to some unusual places, including a moon of Saturn.

Humpbacks and whale sharks visit the coast of Mozambique.

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

An agitated elephant ends up in a local village and the vets need to find a helicopter immediately.

The vets attempt to breed the rare Grevy's zebras while the more common zebras have to be moved.

Humpbacks and whale sharks visit the coast of Mozambique.

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

An agitated elephant ends up in a local village and the vets need to find a helicopter immediately.

The vets attempt to breed the rare Grevy's zebras while the more common zebras have to be moved.

Hammerheads, Galapagos sharks, rays, and other species populate the waters of Cocos Island.

Stunning underwater video taken from the wildest expeditions of the world's greatest dive shops highlight the ocean's most spectacular species.

The Bahamas are surrounded by coral reefs and underwater caves with sharks, turtles, and dolphins.

Hammerheads, Galapagos sharks, rays, and other species populate the waters of Cocos Island.

Stunning underwater video taken from the wildest expeditions of the world's greatest dive shops highlight the ocean's most spectacular species.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Scientists are studying cats in greater detail than before, and their groundbreaking finds challenge the conventional ideas.

A trio of Elephants in Zambia are rescued.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Frigate birds steal meals from smaller seabirds; a mongoose-run spa with a grateful warthog; decoding an African elephant's secret message; lovelorn capuchin monkeys hurl rocks to attract prospective mates.

Heading to America's far north for a peek at the ultimate fighters that live along its waterways; a spring thaw kicks off the competition, pitting eagles against herons, bears against bears, and dragonfly nymphs against venomous giant water bugs.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Frigate birds steal meals from smaller seabirds; a mongoose-run spa with a grateful warthog; decoding an African elephant's secret message; lovelorn capuchin monkeys hurl rocks to attract prospective mates.

Heading to America's far north for a peek at the ultimate fighters that live along its waterways; a spring thaw kicks off the competition, pitting eagles against herons, bears against bears, and dragonfly nymphs against venomous giant water bugs.

Humpbacks and whale sharks visit the coast of Mozambique.

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

An agitated elephant ends up in a local village and the vets need to find a helicopter immediately.

The vets attempt to breed the rare Grevy's zebras while the more common zebras have to be moved.

Scientists are now probing to detect gravity waves in space and mapping the gravity patterns of the moon for the first time.

For more than 25 years, the shuttle was our ticket to space and our laboratory in orbit.

A breath-taking journey on Scotland's River Spey, traveling from its source in the Highlands, winding by boat through the spectacular mountains to where the river meets the North Sea.

The rehab is up all night with three tiny orphans needing round-the-clock care.

Batian organizes a massive translocation of three species, but things don't go according to plan.

The red fox of Prince Edward Island.

Plankton are the basis of the world's largest food web.

The rehab is up all night with three tiny orphans needing round-the-clock care.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

Chris Packham looks at social intelligence in the animal kingdom, and finds out why it is that, for animals, being together means being clever; he looks at how lions hunt in teams, in which each holds a very specific position.

Chris Packham reveals the intelligent cons and deceitful behavior that animals use to survive and prosper in the game of life, from disguising themselves to outwit predators, to kidnapping babies to save their own offspring.

Chris discovers the cleverest animal travellers and how they find their way, from deer with mental maps, blue whales' planning routes, and dung beetles navigating by the stars.

Sizing up a primate no bigger than a mouse, a chameleon that fits on a fingertip and other minuscule creatures with biologist Patrick Aryee; learning why being tiny can be an advantage; some ingenious adaptations to life's big challenges.

A polar bear and her cubs make a 400-mile journey from their birth den in Svalbard, Norway, to pack ice surrounding the North Pole.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Frigate birds steal meals from smaller seabirds; a mongoose-run spa with a grateful warthog; decoding an African elephant's secret message; lovelorn capuchin monkeys hurl rocks to attract prospective mates.

Heading to America's far north for a peek at the ultimate fighters that live along its waterways; a spring thaw kicks off the competition, pitting eagles against herons, bears against bears, and dragonfly nymphs against venomous giant water bugs.

The lions of Tanzania are the only cat species to live in groups; tiny rusty spotted cat of Sri Lankais 200 times smaller than a lion but just as curious.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

A glacial stroll alongside a Galápagos tortoise; dancing with venomous European adders; a battle between Lacerta lizards; leopard seals' stealth attacks.

Chatty capuchin monkeys; Eurasian river otters' chilling screams; fruit bats' loud complaints; orcas' human-scale speech systems.

The lions of Tanzania are the only cat species to live in groups; tiny rusty spotted cat of Sri Lankais 200 times smaller than a lion but just as curious.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

A glacial stroll alongside a Galápagos tortoise; dancing with venomous European adders; a battle between Lacerta lizards; leopard seals' stealth attacks.

Chatty capuchin monkeys; Eurasian river otters' chilling screams; fruit bats' loud complaints; orcas' human-scale speech systems.

A polar bear and her cubs make a 400-mile journey from their birth den in Svalbard, Norway, to pack ice surrounding the North Pole.

The rehab is up all night with three tiny orphans needing round-the-clock care.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

A breath-taking journey on Scotland's River Spey, traveling from its source in the Highlands, winding by boat through the spectacular mountains to where the river meets the North Sea.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

Pondering a doe's potential as a surrogate mother and the chances that two fawns have in the ER.

An in-depth look at the American shad on its epic journey upstream, back to its fresh water birthplace to spawn.

The bald eagle reigns supreme as the ultimate predator above the waters of Bras d'Or Lake on Canada's eastern shore.

The great white shark is one of the most iconic ocean creatures.

Pondering a doe's potential as a surrogate mother and the chances that two fawns have in the ER.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

Introducing a cast of charismatic animals to reveal the remarkable strategies they use to survive, and even thrive, in winter -- for animals this is the toughest time of year, and preparations start early.

Giles cares for a sun bear cub while building a rescue center in Laos.

Giles helps two moon bear cubs and is shocked with news at the sanctuary.

A survival story following the adventures of a she-wolf as she travels across the Alps searching for a safe place to bring up her cubs.

Introducing a cast of charismatic animals to reveal the remarkable strategies they use to survive, and even thrive, in winter -- for animals this is the toughest time of year, and preparations start early.

The lions of Tanzania are the only cat species to live in groups; tiny rusty spotted cat of Sri Lankais 200 times smaller than a lion but just as curious.

A glacial stroll alongside a Galápagos tortoise; dancing with venomous European adders; a battle between Lacerta lizards; leopard seals' stealth attacks.

Chatty capuchin monkeys; Eurasian river otters' chilling screams; fruit bats' loud complaints; orcas' human-scale speech systems.

Tracking a pregnant shark along the Great Barrier Reef and see if she leads a team of scientists to her hidden pupping ground; searching for signs of mating along the Southern Coast.

The unlikely collaborators working to ensure mutual survival in the Kalahari Basin; an elephant clan's symbiotic link to fruiting anaboom trees, a meerkat's alliance with a feisty drongo bird, and more flora-and-fauna odd couples.

Thirst for rain alongside the animals of the Kalahari as elephant herds cooperate, and meerkat's adopt a strange babysitter in the depths of a brutally dry year.

Tracking a pregnant shark along the Great Barrier Reef and see if she leads a team of scientists to her hidden pupping ground; searching for signs of mating along the Southern Coast.

The unlikely collaborators working to ensure mutual survival in the Kalahari Basin; an elephant clan's symbiotic link to fruiting anaboom trees, a meerkat's alliance with a feisty drongo bird, and more flora-and-fauna odd couples.

Thirst for rain alongside the animals of the Kalahari as elephant herds cooperate, and meerkat's adopt a strange babysitter in the depths of a brutally dry year.

Pondering a doe's potential as a surrogate mother and the chances that two fawns have in the ER.

Ol Pejeta is in the shadow of Mount Kenya, but it has one of the most stunning sunrises in all of Africa.

The staff attempts to put radio transmitting collars on the lions to keep track of the population.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

Plankton are the basis of the world's largest food web.

Two tricky patients finally go free; 50 babies are born all at once.

Batian organizes a massive translocation of three species, but things don't go according to plan.

The red fox of Prince Edward Island.

Plankton are the basis of the world's largest food web.

Two tricky patients finally go free; 50 babies are born all at once.

Batian organizes a massive translocation of three species, but things don't go according to plan.

The red fox of Prince Edward Island.

Arthropods were the first animals to conquer the land and seas nearly 550 million years ago; the largest phylum in the animal world including insects, spiders and crustaceans, their jointed legs gives them the appearance of marauding machines.

The arachnids are endlessly surprising creatures that together form a hugely diverse group of gifted predators replete with mysterious marvels, armed with amazing weapons and possessing almost inexplicable powers.

Armed with the most extreme senses: soundless flight, dagger-like talons and steely beaks, owls possess the necessary weapons for attacking victims in the depth of darkness.

Arthropods were the first animals to conquer the land and seas nearly 550 million years ago; the largest phylum in the animal world including insects, spiders and crustaceans, their jointed legs gives them the appearance of marauding machines.

The arachnids are endlessly surprising creatures that together form a hugely diverse group of gifted predators replete with mysterious marvels, armed with amazing weapons and possessing almost inexplicable powers.

Tracking a pregnant shark along the Great Barrier Reef and see if she leads a team of scientists to her hidden pupping ground; searching for signs of mating along the Southern Coast.

Travelling to the Arctic for a peek at the brutal challenges of life in the boreal forest; admiring some stellar animal adaptations; witnessing a secret reindeer superpower; navigating a rodent labyrinth of snow.

Learn how plants and animals tough it out in some of the driest terrain Earth has to offer. Run across thirsty trees that act as elephant signposts, see insects team up with plants for a chance at life, and get insight into natural chemical warfare.

Hermit crabs have an orderly shell exchange on a Belize beach; meeting a Senegalese chimp's pet genet; an otter who swaps hostages for free meals; the agricultural prowess of leafcutter ants in the rainforest.

Eoin is back in his Galway Hooker and sailing to the islands off County Kerry before heading south into his home waters off Cork and the end of his journey at Fastnet Rock.

In a South African sanctuary, Liz meets a nine-year-old lion called Ricci whose teeth are in such rough shape he can't eat; specially trained vets use unique tools and slightly more anaesthetic than estimated on the wakeful patient.

Hermit crabs have an orderly shell exchange on a Belize beach; meeting a Senegalese chimp's pet genet; an otter who swaps hostages for free meals; the agricultural prowess of leafcutter ants in the rainforest.

Eoin is back in his Galway Hooker and sailing to the islands off County Kerry before heading south into his home waters off Cork and the end of his journey at Fastnet Rock.

In a South African sanctuary, Liz meets a nine-year-old lion called Ricci whose teeth are in such rough shape he can't eat; specially trained vets use unique tools and slightly more anaesthetic than estimated on the wakeful patient.

Plankton are the basis of the world's largest food web.

Two tricky patients finally go free; 50 babies are born all at once.

Batian organizes a massive translocation of three species, but things don't go according to plan.

The red fox of Prince Edward Island.

The vast majority of information being gathered about Mars is by orbiters chronicling everything they can.

Exploring the Milky Way from the mythology of ancient sky watchers to how scientists are mapping it from the inside out.

The great white shark is one of the most iconic ocean creatures.

Hope and Dr. Barry break ground on new chapters in their life, Hope rebuilding the rehab and Dr. Barry setting out on his own.

An in-depth look at the American shad on its epic journey upstream, back to its fresh water birthplace to spawn.

The bald eagle reigns supreme as the ultimate predator above the waters of Bras d'Or Lake on Canada's eastern shore.

The great white shark is one of the most iconic ocean creatures.

Hope and Dr. Barry break ground on new chapters in their life, Hope rebuilding the rehab and Dr. Barry setting out on his own.

An in-depth look at the American shad on its epic journey upstream, back to its fresh water birthplace to spawn.

The bald eagle reigns supreme as the ultimate predator above the waters of Bras d'Or Lake on Canada's eastern shore.

Africa's trees provide food, shelter, and opportunities for its creatures.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

The Great Elephant Tale follows three stories: a calf navigates the Okavango Delta; a bull searches for a mate; and a matriarch leads her family through the desert. These individual adventures tell the story of Africa's most iconic species.

Africa's trees provide food, shelter, and opportunities for its creatures.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Hermit crabs have an orderly shell exchange on a Belize beach; meeting a Senegalese chimp's pet genet; an otter who swaps hostages for free meals; the agricultural prowess of leafcutter ants in the rainforest.

Eoin is back in his Galway Hooker and sailing to the islands off County Kerry before heading south into his home waters off Cork and the end of his journey at Fastnet Rock.