Sometimes animals get a second chance. One of those is the majestic elk, which went extinct in Ontario, but is now recovering after being re-introduced. (S1, ep 8).

A pair of Mueller's gibbons develop a taste for the high life in the treetops, and a specialist doctor is called in when Freddy's bowel complaint fails to improve. (S3, ep 17).

Alison visits Dao Tien island in Vietnam, the site of Monkey World's foreign sanctuary for endangered primates. The team set out to free two rare monkeys, too. (S3, ep 18).

The dry season welcomes thousands of animals to the Acacia Loop as they search for food. There, each species battles to find its place in the pecking order. (S1, ep 3).

Love is in the air as junior-school buds Valentino, Yutris, and Madara's bromance blossoms and a distractible Beni leans into his love of food. (S1, ep 2).

Zion National Park is one of the world's most spectacular and unforgiving natural landscapes - a 100,000-square-mile labyrinth of deep canyons and intimidating walls. (S1, ep 4).

Dogs have a natural instinct to love, nurture and protect, including this caring pooch who has given its owner a new lease of life by becoming her running mate. (S1, ep 4).

Between Southeast Asia's two most formidable geographical barriers - the Mekong and the Annamite mountains - lies a rugged landscape marked with caves. (S1, ep 4).

A pair of Mueller's gibbons develop a taste for the high life in the treetops, and a specialist doctor is called in when Freddy's bowel complaint fails to improve. (S3, ep 17).

Alison visits Dao Tien island in Vietnam, the site of Monkey World's foreign sanctuary for endangered primates. The team set out to free two rare monkeys, too. (S3, ep 18).

The dry season welcomes thousands of animals to the Acacia Loop as they search for food. There, each species battles to find its place in the pecking order. (S1, ep 3).

Love is in the air as junior-school buds Valentino, Yutris, and Madara's bromance blossoms and a distractible Beni leans into his love of food. (S1, ep 2).

Zion National Park is one of the world's most spectacular and unforgiving natural landscapes - a 100,000-square-mile labyrinth of deep canyons and intimidating walls. (S1, ep 4).

Between Southeast Asia's two most formidable geographical barriers - the Mekong and the Annamite mountains - lies a rugged landscape marked with caves. (S1, ep 4).

Australia: Discover how Australia's snakes slithered their way to the top of every ecosystem in one of the harshest and most extreme continents on earth. (1 of 2).

A pair of Mueller's gibbons develop a taste for the high life in the treetops, and a specialist doctor is called in when Freddy's bowel complaint fails to improve. (S3, ep 17).

Alison visits Dao Tien island in Vietnam, the site of Monkey World's foreign sanctuary for endangered primates. The team set out to free two rare monkeys, too. (S3, ep 18).

Journey to Minneriya National Park, where baby elephant Loka has just been born. Watch as he learns to suckle, swim and handle his trunk. (S5, ep 2).

Meet monkeys who like monogamy, a bird who rivals Casanova and a spider who'll risk his life for love. A look at how hard it is to find 'the one' in the jungle. (S1, ep 2).

Australia: Discover how Australia's snakes slithered their way to the top of every ecosystem in one of the harshest and most extreme continents on earth. (1 of 2).

Between Southeast Asia's two most formidable geographical barriers - the Mekong and the Annamite mountains - lies a rugged landscape marked with caves. (S1, ep 4).

It's one of the most dramatic moments in nature - a predator claiming its prey. But how have these creatures adapted to achieve these epic feats of speed, cunning and agility.

Manage unrest among the centre's primates and say goodbye to a rehabilitated crocodile. (S2, ep 6).

Journey to Minneriya National Park, where baby elephant Loka has just been born. Watch as he learns to suckle, swim and handle his trunk. (S5, ep 2).

Meet monkeys who like monogamy, a bird who rivals Casanova and a spider who'll risk his life for love. A look at how hard it is to find 'the one' in the jungle. (S1, ep 2).

The dry season welcomes thousands of animals to the Acacia Loop as they search for food. There, each species battles to find its place in the pecking order. (S1, ep 3).

Love is in the air as junior-school buds Valentino, Yutris, and Madara's bromance blossoms and a distractible Beni leans into his love of food. (S1, ep 2).

New. Low tide exposes a band of shore called the intertidal zone. Attacked by hurricane force waves and exposed to baking heat - creatures here live in an extreme environment like no other.

The park is saddened by the death of alpha male capuchin Tom, and a balding macaque receives protection from his troop's over-enthusiastic grooming. (S3, ep 19).

In a dramatic final episode, Alison springs into action when an adult female chimp in Mexico urgently needs the team's help. Kai tries his hand at being independent. (S3, ep 20).

Mvula is the youngest elephant calf in his family. With temperatures rising and water becoming scarce, they begin a long and risky journey to their next home. (S1, ep 4).

Buckle in for a roller coaster of emotions as the sanctuary's orangutans move toward their release into the wild and Beni goes on a diet. (S1, ep 3).

From sweeping canyons bound by towering cliffs, to fossilised dunes striped in desert red, Arizona's Paria Plateau is a true geological marvel. (S1, ep 5).

Meet the super-smart dogs using their remarkable sense of smell to help life-saving conservation. (S1, ep 5).

Thailand is a place of a thousand landscapes, dominated by lush forests, rolling hills and extensive rivers systems that feed into the mighty Mekong. (S1, ep 5).

The park is saddened by the death of alpha male capuchin Tom, and a balding macaque receives protection from his troop's over-enthusiastic grooming. (S3, ep 19).

In a dramatic final episode, Alison springs into action when an adult female chimp in Mexico urgently needs the team's help. Kai tries his hand at being independent. (S3, ep 20).

Mvula is the youngest elephant calf in his family. With temperatures rising and water becoming scarce, they begin a long and risky journey to their next home. (S1, ep 4).

Buckle in for a roller coaster of emotions as the sanctuary's orangutans move toward their release into the wild and Beni goes on a diet. (S1, ep 3).

From sweeping canyons bound by towering cliffs, to fossilised dunes striped in desert red, Arizona's Paria Plateau is a true geological marvel. (S1, ep 5).

Thailand is a place of a thousand landscapes, dominated by lush forests, rolling hills and extensive rivers systems that feed into the mighty Mekong. (S1, ep 5).

Africa: Meet Africa's diverse but dangerous snake species, which have evolved to thrive in the myriad habitats within this vast and biodiverse continent. (2 of 2).

The park is saddened by the death of alpha male capuchin Tom, and a balding macaque receives protection from his troop's over-enthusiastic grooming. (S3, ep 19).

In a dramatic final episode, Alison springs into action when an adult female chimp in Mexico urgently needs the team's help. Kai tries his hand at being independent. (S3, ep 20).

Race to contain a case of malaria brought in by orphaned infant, Cesia, before assessing surrogate mum Sri's plan to help Bumi. (S3, ep 4).

Track Molelo's pride, who are exhausted when the winter floods arrive, and witness a scary encounter that gives leopard mum Sephiri a decision to make. (2 of 2).

Africa: Meet Africa's diverse but dangerous snake species, which have evolved to thrive in the myriad habitats within this vast and biodiverse continent. (2 of 2).

Thailand is a place of a thousand landscapes, dominated by lush forests, rolling hills and extensive rivers systems that feed into the mighty Mekong. (S1, ep 5).

Patrick Aryee comes within a whisker of some of Earth's most majestic predators on a stunning journey through the feline family tree. (1 of 2).

From the oceans and the forest to swamps and deserts, Australia is home to many of the world's most toxic, venomous and dangerous creatures. (S1, ep 1).

Race to contain a case of malaria brought in by orphaned infant, Cesia, before assessing surrogate mum Sri's plan to help Bumi. (S3, ep 4).

Track Molelo's pride, who are exhausted when the winter floods arrive, and witness a scary encounter that gives leopard mum Sephiri a decision to make. (2 of 2).

Mvula is the youngest elephant calf in his family. With temperatures rising and water becoming scarce, they begin a long and risky journey to their next home. (S1, ep 4).

Buckle in for a roller coaster of emotions as the sanctuary's orangutans move toward their release into the wild and Beni goes on a diet. (S1, ep 3).

In Zambia's Luangwa Valley, a young baboon faces exclusion from his troop because of his white hair. With predators lurking, his mother must find him support. (S1, ep 1).

The plains and woodlands of the Luangwa Valley are wild and merciless places for the unprepared. To avoid the danger, animals come together for survival. (S1, ep 2).

New & Exclusive. March to the steady drumbeat of a unique avian family and learn why the world's 239 woodpecker species are nature's best lumberjacks.

New & Exclusive. Learn about the secret life of the slow loris - an unusual nocturnal primate. Monkey World's sister sanctuary Dao Tien have been fighting to save this species. (3 of 3).

In this episode, biologist Patrick Aryee introduces us to the incredible animals living in one of the world's toughest places, deserts. (S1, ep 1).

Patrick Ayree examines the rainforest residents that have pushed their bodies to the limit, revealing some of the world's most remarkable behaviours and adaptations. (S1, ep 2).

Patrick Aryee examines the amazing animals that live on the coast. From crashing waves to extreme tides, surviving here takes ingenuity and incredible adaptations. (S1, ep 3).

Race to contain a case of malaria brought in by orphaned infant, Cesia, before assessing surrogate mum Sri's plan to help Bumi. (S3, ep 4).

New & Exclusive. Meet the oddballs of the oceans and witness the remarkable skills they have built over the years, from blind worms who fish to crabs who climb trees and more. (S1, ep 1).

New & Exclusive. Discover some of the planet's strangest animals, from snapping shrimp to wolf eels, and see how these ocean-dwelling creatures ensure mutual survival. (S1, ep 2).

New & Exclusive. Explore the bizarre mating rituals of the ocean's most peculiar creatures, from bloody battles to super-size litters. (S1, ep 3).

In his eighties, David Attenborough embarked on a seven-year journey. From the stunning Great Barrier Reef to the rainforests of Borneo, follow his voyage across the globe.

In his eighties, David Attenborough embarked on a seven-year journey. From the Great Barrier Reef to the jungles of Borneo, follow his voyage across the globe.

The Rise of Nature. David Attenborough explores the rise of life on our planet, from the explosion of first life on seabeds hundreds of millions of years ago to life today.

Patrick Aryee witnesses gravity-defying 'catrobatics', tests a cheetah's speed and explores the odd-looking Pallas's cat. (2 of 2).

As water flows from Australia's highlands into the seas, environmental changes set the stage for unexpected clashes between predators and their prey. (S1, ep 2).

Australia: Discover how Australia's snakes slithered their way to the top of every ecosystem in one of the harshest and most extreme continents on earth. (1 of 2).

Africa: Meet Africa's diverse but dangerous snake species, which have evolved to thrive in the myriad habitats within this vast and biodiverse continent. (2 of 2).

Patrick Aryee witnesses gravity-defying 'catrobatics', tests a cheetah's speed and explores the odd-looking Pallas's cat. (2 of 2).

As water flows from Australia's highlands into the seas, environmental changes set the stage for unexpected clashes between predators and their prey. (S1, ep 2).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

Observe the natural and human forces that have shaped this area and discover a million-year-old fossil reef, a gargantuan fish and a ray that packs quite a punch. (S1, ep 1).

Frolic with whales, float through seaweed islands and map out the ecological links, migratory pathways and interspecies bonds that conserve Ningaloo's biodiversity. (S1, ep 2).

Discover how Ningaloo's conservation miracle could give us the tools we need to pull the planet back from the brink of climatic destruction. (S1, ep 3).

The dry season welcomes thousands of animals to the Acacia Loop as they search for food. There, each species battles to find its place in the pecking order. (S1, ep 3).

Mvula is the youngest elephant calf in his family. With temperatures rising and water becoming scarce, they begin a long and risky journey to their next home. (S1, ep 4).

New. A year after the tragic fire season that devastated Australia, this documentary focuses on the animals that struggled to survive, and the people who gave their all to save them.

Say hello to baby orangutan Topan, an orphan in need of a surrogate mum, then meet 16-year-old Kasper as he busily prepares for graduation. (S1, ep 1).

Love is in the air as junior-school buds Valentino, Yutris, and Madara's bromance blossoms and a distractible Beni leans into his love of food. (S1, ep 2).

Buckle in for a roller coaster of emotions as the sanctuary's orangutans move toward their release into the wild and Beni goes on a diet. (S1, ep 3).

Follow great grey owls, kangaroo rats and more as they use sound to hunt and survive. (1 of 3).

From melodic songs to strange hums, discover the sounds that gibbons, lyrebirds and more use to find a mate. (2 of 3).

Follow baby animals as they learn to communicate to survive, using sound to call for help in their early days. (3 of 3).

New & Exclusive. Join Liz Bonnin as she comes face-to-face with polar bears, bowhead whales, and wolves. (1 of 3).

New & Exclusive. Join Liz Bonnin as she comes face-to-face with caribou, abseils down a cliff to study gyrfalcons and helps catch seals in Svalbard. (2 of 3).

New & Exclusive. Join Liz Bonnin as she discovers how plastic pollution is affecting seabirds, encounters a bison and learns how climate change is impacting bears and beavers. (3 of 3).

Race to contain a case of malaria brought in by orphaned infant, Cesia, before assessing surrogate mum Sri's plan to help Bumi. (S3, ep 4).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

David Attenborough embarks on a journey into the past to explore the ancient world of the pterosaur, a remarkable flying monster that ruled the skies 200 million years ago.

Filmed on the sub-Antarctic island of South Georgia over a period of five months, Sir David Attenborough's immersive documentary explores the extraordinary lives of king penguins.

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

New. A year after the tragic fire season that devastated Australia, this documentary focuses on the animals that struggled to survive, and the people who gave their all to save them.

When a veteran pair of osprey return home, they must take on enemies, elements and hundreds of fish if they wish to raise the next generation.

David Attenborough embarks on a journey into the past to explore the ancient world of the pterosaur, a remarkable flying monster that ruled the skies 200 million years ago.

Filmed on the sub-Antarctic island of South Georgia over a period of five months, Sir David Attenborough's immersive documentary explores the extraordinary lives of king penguins.

New & Exclusive. March to the steady drumbeat of a unique avian family and learn why the world's 239 woodpecker species are nature's best lumberjacks.

In Madagascar's remote Berenty Reserve, battle lines are drawn as two conspiracies of ring-tailed lemurs face the mounting challenges of the dry season. (S1, ep 1).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 1).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 2).

Meet Crystal - the yellow-eyed penguin who is a familiar face at Dunedin Wildlife Hospital - and follow her on her road to recovery. (S1, ep 1).

Rescuers save a trio of elephant orphans. But their lives won't be smooth sailing, as they need to learn some tough lessons before they can return to the wild. (S1, ep 1).

See the beautiful Bahamas as never before, from giant pine forests to underwater caves that house green turtles and rock iguanas. (S1, ep 6).

Koalas live in the east and southeast parts of the continent. Learn how their lives and behaviours vary in these different regions. (S1, ep 1).

Although the Mekong runs down Thailand's far eastern border, the influence of the river's basin reaches across nearly half the country. (S1, ep 6).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 1).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 2).

Meet Crystal - the yellow-eyed penguin who is a familiar face at Dunedin Wildlife Hospital - and follow her on her road to recovery. (S1, ep 1).

Rescuers save a trio of elephant orphans. But their lives won't be smooth sailing, as they need to learn some tough lessons before they can return to the wild. (S1, ep 1).

See the beautiful Bahamas as never before, from giant pine forests to underwater caves that house green turtles and rock iguanas. (S1, ep 6).

Although the Mekong runs down Thailand's far eastern border, the influence of the river's basin reaches across nearly half the country. (S1, ep 6).

In the heart of the Colombian rainforest, a young capuchin monkey must master his climbing skills, source his food and learn to distinguish friend from foe. (S1, ep 1).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 1).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 2).

The immense desert of the Kalahari dominates southwestern Africa. Rain disappears as it quickly as falls, providing its plucky inhabitants with brutal conditions. (S1, ep 5).

Join hippos as they wallow in the depths of Zambia's Luangwa River. Far from the river ruled by aggressive males, this lagoon is their sanctuary. But for how long? (S1, ep 1).

In the heart of the Colombian rainforest, a young capuchin monkey must master his climbing skills, source his food and learn to distinguish friend from foe. (S1, ep 1).

Although the Mekong runs down Thailand's far eastern border, the influence of the river's basin reaches across nearly half the country. (S1, ep 6).

David Attenborough explores The Royal Botanic Gardens at Kew, revealing the astonishing secret life of plants. (1 of 3).

Feel the heat as Lizzie and veterinarian Joares scramble to collar more jaguars amid storms, floods and power outages. (S1, ep 4).

The immense desert of the Kalahari dominates southwestern Africa. Rain disappears as it quickly as falls, providing its plucky inhabitants with brutal conditions. (S1, ep 5).

Join hippos as they wallow in the depths of Zambia's Luangwa River. Far from the river ruled by aggressive males, this lagoon is their sanctuary. But for how long? (S1, ep 1).

Meet Crystal - the yellow-eyed penguin who is a familiar face at Dunedin Wildlife Hospital - and follow her on her road to recovery. (S1, ep 1).

Rescuers save a trio of elephant orphans. But their lives won't be smooth sailing, as they need to learn some tough lessons before they can return to the wild. (S1, ep 1).

The dry season is taking its toll and food is becoming harder to find. As a result, tensions rise between opposing gang leaders Crystal and Kati. (S1, ep 2).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 3).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 4).

When the Dunedin Wildlife Hospital is inundated with starving penguin chicks, the team pull out all the stops to save the hungry youngsters. (S1, ep 2).

Zambia's Kafue National Park is an elephant heaven. Here, rescuers teach a herd of orphans the skills they need to make friends in the wild. (S1, ep 2).

North of the world's largest freshwater lake lies some of the world's fiercest terrain, including the rugged ancient landscape of the Canadian Shield. (S1, ep 7).

While Koalas may seem lazy, their behaviour drastically changes during mating season. As the season of love begins, follow two males on a mission to mate. (S1, ep 2).

Cambodia lies almost entirely within the Mekong basin, flanked by Thailand, Laos and Vietnam. Every habitat here relies on its waters. (S1, ep 7).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 3).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 4).

When the Dunedin Wildlife Hospital is inundated with starving penguin chicks, the team pull out all the stops to save the hungry youngsters. (S1, ep 2).

Zambia's Kafue National Park is an elephant heaven. Here, rescuers teach a herd of orphans the skills they need to make friends in the wild. (S1, ep 2).

North of the world's largest freshwater lake lies some of the world's fiercest terrain, including the rugged ancient landscape of the Canadian Shield. (S1, ep 7).

Cambodia lies almost entirely within the Mekong basin, flanked by Thailand, Laos and Vietnam. Every habitat here relies on its waters. (S1, ep 7).

Colombia houses a huge number of hummingbird species. Whether they live in the high plains or its tropical forests, they all face huge challenges. (S1, ep 2).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 3).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 4).

David Attenborough explores the secret life of plants at Kew, examining everything from a huge underground specimen to a snappy carnivorous variety. (2 of 3).

Follow the lives of flightless, flippered friends Harry and Sally - two little penguins with an eventful family life. (S1, ep 1).

Colombia houses a huge number of hummingbird species. Whether they live in the high plains or its tropical forests, they all face huge challenges. (S1, ep 2).

Cambodia lies almost entirely within the Mekong basin, flanked by Thailand, Laos and Vietnam. Every habitat here relies on its waters. (S1, ep 7).

When a veteran pair of osprey return home, they must take on enemies, elements and hundreds of fish if they wish to raise the next generation.

Follow the residents of the South African mangrove forest through the changing seasons, meeting the red-claw mangrove crabs that keep the forest clean. (S1, ep 1).

David Attenborough explores the secret life of plants at Kew, examining everything from a huge underground specimen to a snappy carnivorous variety. (2 of 3).

Follow the lives of flightless, flippered friends Harry and Sally - two little penguins with an eventful family life. (S1, ep 1).

When the Dunedin Wildlife Hospital is inundated with starving penguin chicks, the team pull out all the stops to save the hungry youngsters. (S1, ep 2).

Zambia's Kafue National Park is an elephant heaven. Here, rescuers teach a herd of orphans the skills they need to make friends in the wild. (S1, ep 2).

After the long hard drought, the arrival of the first rains are a huge relief for the ring-tailed lemur gangs in Madagascar. (S1, ep 3).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 5).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 6).

Meet eight newly-hatched kakapo chicks and an angry crested penguin called 'Purple Rage', and follow the search for a mother sea lion and her pup. (S1, ep 3).

In the heart of the Zambian bush lurks one of the last remaining strongholds for some of Africa's most endangered large carnivores. (S1, ep 3).

In a truly unique experience, discover the stunning vistas of the Niagara Escarpment. Here, the views are only matched by the rich First Nations lore. (S1, ep 8).

Life as a kangaroo isn't just about hopping around. See how the sociable Eastern Grey kangaroos come together in 'mobs', to bond over food. (1 of 3).

Chart the seasonal ebb and flow of the Mekong through Cambodia - a nation where everything has a special relationship with water. (S1, ep 8).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 5).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 6).

Meet eight newly-hatched kakapo chicks and an angry crested penguin called 'Purple Rage', and follow the search for a mother sea lion and her pup. (S1, ep 3).

In the heart of the Zambian bush lurks one of the last remaining strongholds for some of Africa's most endangered large carnivores. (S1, ep 3).

In a truly unique experience, discover the stunning vistas of the Niagara Escarpment. Here, the views are only matched by the rich First Nations lore. (S1, ep 8).

Chart the seasonal ebb and flow of the Mekong through Cambodia - a nation where everything has a special relationship with water. (S1, ep 8).

The flat savannahs of the Llanos face seasonal extremes that push life to the brink. In this unforgiving land, animals don't get a second chance. (S1, ep 3).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 5).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 6).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

Take a look at one of Africa's most abundant and diverse wildlife areas, the Okavango Delta. (S1, ep 2).

The flat savannahs of the Llanos face seasonal extremes that push life to the brink. In this unforgiving land, animals don't get a second chance. (S1, ep 3).

Chart the seasonal ebb and flow of the Mekong through Cambodia - a nation where everything has a special relationship with water. (S1, ep 8).

Journey to Minneriya National Park, where baby elephant Loka has just been born. Watch as he learns to suckle, swim and handle his trunk. (S5, ep 2).

Meet monkeys who like monogamy, a bird who rivals Casanova and a spider who'll risk his life for love. A look at how hard it is to find 'the one' in the jungle. (S1, ep 2).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

Take a look at one of Africa's most abundant and diverse wildlife areas, the Okavango Delta. (S1, ep 2).

Meet eight newly-hatched kakapo chicks and an angry crested penguin called 'Purple Rage', and follow the search for a mother sea lion and her pup. (S1, ep 3).

In the heart of the Zambian bush lurks one of the last remaining strongholds for some of Africa's most endangered large carnivores. (S1, ep 3).

The gangs of Lemur Island have fought hard to keep their troops healthy and their territories intact. As babies grow, the hierarchy starts to change. (S1, ep 4).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 7).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 8).

Some yellow-eyed penguins have tested positive for avian malaria, and the team must jump into action to prevent an all-out epidemic. (S1, ep 4).

Having been ravaged by poachers, the lifeless Liuwa Plains National Park is now being restored to its former glory by a remarkable team of conservationists. (S1, ep 4).

The powers of fire and ice collide in Iceland, actually Earth's largest volcanic island. Take a journey to this country driven by the forces of nature. (S2, ep 1).

Eastern Grey kangaroos are prolific breeders, but motherhood isn't easy. From predators to extreme conditions, a young joey faces a daily battle for survival. (2 of 3).

The final country on the Mekong's journey is Vietnam, the home of the river's mighty delta. This area is a true biological treasure trove. (S1, ep 9).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 7).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 8).

Some yellow-eyed penguins have tested positive for avian malaria, and the team must jump into action to prevent an all-out epidemic. (S1, ep 4).

Having been ravaged by poachers, the lifeless Liuwa Plains National Park is now being restored to its former glory by a remarkable team of conservationists. (S1, ep 4).

The powers of fire and ice collide in Iceland, actually Earth's largest volcanic island. Take a journey to this country driven by the forces of nature. (S2, ep 1).

The final country on the Mekong's journey is Vietnam, the home of the river's mighty delta. This area is a true biological treasure trove. (S1, ep 9).

Mona is a young cotton-top tamarin that lives in the tropical forest. Follow her journey as she leaves her birth family in search of a mate in another troop. (S1, ep 4).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 7).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 8).

Sri Lanka's lowlands are full of seemingly peaceful lakes, but don't be fooled, this is the mugger crocodile's realm - a predator that competes in the fierce heat. (S5, ep 3).

Swing through the canopies of the Amazon's trees with a look at its 1,200 species and the creatures who call their leaves, branches and shadows home. (S1, ep 3).

Mona is a young cotton-top tamarin that lives in the tropical forest. Follow her journey as she leaves her birth family in search of a mate in another troop. (S1, ep 4).

The final country on the Mekong's journey is Vietnam, the home of the river's mighty delta. This area is a true biological treasure trove. (S1, ep 9).

New & Exclusive. March to the steady drumbeat of a unique avian family and learn why the world's 239 woodpecker species are nature's best lumberjacks.

New. A year after the tragic fire season that devastated Australia, this documentary focuses on the animals that struggled to survive, and the people who gave their all to save them.

Sri Lanka's lowlands are full of seemingly peaceful lakes, but don't be fooled, this is the mugger crocodile's realm - a predator that competes in the fierce heat. (S5, ep 3).

Swing through the canopies of the Amazon's trees with a look at its 1,200 species and the creatures who call their leaves, branches and shadows home. (S1, ep 3).

Some yellow-eyed penguins have tested positive for avian malaria, and the team must jump into action to prevent an all-out epidemic. (S1, ep 4).

Having been ravaged by poachers, the lifeless Liuwa Plains National Park is now being restored to its former glory by a remarkable team of conservationists. (S1, ep 4).

The ring-tailed lemurs are in turmoil. The troops rushed to feast on the short food bounty that followed early rains - but the dry heat has returned. (S1, ep 5).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 9).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 10).

As the summer ends, many of the animals at the Dunedin Wildlife Hospital have healed and it's now time for them to be released back into the wild. (S1, ep 5).

Meet two boisterous elephant babies that are beginning to outgrow the Lilayi nursery. It's time they moved onto big school - Kafue National Park. (S2, ep 1).

Return to Iceland to see how its landscapes are changing through the retreat of its glaciers. Every year, their tremendous power alters the nation forever. (S2, ep 2).

The drive to continue the species isn't easy for male kangaroos, as these masterful marsupials climb the social ladder and fight for their right to mate. (3 of 3).

The Mekong Delta is one of the world's largest. Formed over the last 8,000 years, its different channels create amazing and unique habitats. (S1, ep 10).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 9).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 10).

As the summer ends, many of the animals at the Dunedin Wildlife Hospital have healed and it's now time for them to be released back into the wild. (S1, ep 5).

Meet two boisterous elephant babies that are beginning to outgrow the Lilayi nursery. It's time they moved onto big school - Kafue National Park. (S2, ep 1).

Return to Iceland to see how its landscapes are changing through the retreat of its glaciers. Every year, their tremendous power alters the nation forever. (S2, ep 2).

The Mekong Delta is one of the world's largest. Formed over the last 8,000 years, its different channels create amazing and unique habitats. (S1, ep 10).

This is the tale of Julieta, a golden dart frog who requires a mate to fertilise her eggs. To find her Romeo, she faces a daunting voyage through the forest. (S1, ep 5).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 9).

Series four of the insightful documentary following the day-to-day dramas of looking after over 240 monkeys, chimps, orangutans and other primates. (S4, ep 10).

Hunt for missing nursery-class orphan, Lahei, before finding out if Beni and Valentino will make the grade and finally earn their freedom. (S3, ep 5).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

This is the tale of Julieta, a golden dart frog who requires a mate to fertilise her eggs. To find her Romeo, she faces a daunting voyage through the forest. (S1, ep 5).

The Mekong Delta is one of the world's largest. Formed over the last 8,000 years, its different channels create amazing and unique habitats. (S1, ep 10).

Patrick Aryee witnesses gravity-defying 'catrobatics', tests a cheetah's speed and explores the odd-looking Pallas's cat. (2 of 2).

As water flows from Australia's highlands into the seas, environmental changes set the stage for unexpected clashes between predators and their prey. (S1, ep 2).

Hunt for missing nursery-class orphan, Lahei, before finding out if Beni and Valentino will make the grade and finally earn their freedom. (S3, ep 5).

Embark on a dangerous tagging mission in South Australia, before heading north as a team chases tiger, bull and hammerhead sharks. (S1, ep 1).

As the summer ends, many of the animals at the Dunedin Wildlife Hospital have healed and it's now time for them to be released back into the wild. (S1, ep 5).

Meet two boisterous elephant babies that are beginning to outgrow the Lilayi nursery. It's time they moved onto big school - Kafue National Park. (S2, ep 1).

Rescuers save a trio of elephant orphans. But their lives won't be smooth sailing, as they need to learn some tough lessons before they can return to the wild. (S1, ep 1).

Zambia's Kafue National Park is an elephant heaven. Here, rescuers teach a herd of orphans the skills they need to make friends in the wild. (S1, ep 2).

In the heart of the Zambian bush lurks one of the last remaining strongholds for some of Africa's most endangered large carnivores. (S1, ep 3).

New & Exclusive. This is the wonderful world of Monkey World's European Creche for Orphan Orangutans. Follow these infants as they grow through friendships and foster mums. (1 of 3).

New & Exclusive. Join Liz Bonnin as she comes face-to-face with polar bears, bowhead whales, and wolves. (1 of 3).

New & Exclusive. Join Liz Bonnin as she comes face-to-face with caribou, abseils down a cliff to study gyrfalcons and helps catch seals in Svalbard. (2 of 3).

New & Exclusive. Join Liz Bonnin as she discovers how plastic pollution is affecting seabirds, encounters a bison and learns how climate change is impacting bears and beavers. (3 of 3).

Hunt for missing nursery-class orphan, Lahei, before finding out if Beni and Valentino will make the grade and finally earn their freedom. (S3, ep 5).

In the heart of the Colombian rainforest, a young capuchin monkey must master his climbing skills, source his food and learn to distinguish friend from foe. (S1, ep 1).

Colombia houses a huge number of hummingbird species. Whether they live in the high plains or its tropical forests, they all face huge challenges. (S1, ep 2).

The flat savannahs of the Llanos face seasonal extremes that push life to the brink. In this unforgiving land, animals don't get a second chance. (S1, ep 3).

David Attenborough embarks on a journey into the past to explore the ancient world of the pterosaur, a remarkable flying monster that ruled the skies 200 million years ago.

Filmed on the sub-Antarctic island of South Georgia over a period of five months, Sir David Attenborough's immersive documentary explores the extraordinary lives of king penguins.

Follow the stories of the cheetah, the snow leopard and the jaguar, and learn how they survived extinction and evolved into the creatures we know today. (S1, ep 1).

Behind the facade of Australia's dramatic scenery lurks a motley crew of silent assassins, con artists, gang members and brutal brawlers. (S1, ep 3).

Dive into the complex world of spectacularly brutal mass attacks. Season premiere. (1 of 2).