Remarkable Regeneration: A look at the incredible animals who can regenerate entire parts of their bodies, like salamanders and deer. S3 E6.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

North America - a land of change where pioneering animals make the most of surprising opportunities. S1 E6.

Winter: The winter journey takes him from Scotland down to Sussex and many places in between. In Scotland, he finds wild boar and crested tits; in the Caledonian forest he searches for the rare pine martin. S1 E4.

Fifty years after visiting Madagascar and being given the egg of an extinct elephant bird, David Attenborough returns to the island to find out more. S1 E1.

Some fish can fly, sense electricity, swim at over 100mph, and even walk on land. Discover more about these amazingly diverse creatures. S1 E4.

Winter: The winter journey takes him from Scotland down to Sussex and many places in between. In Scotland, he finds wild boar and crested tits; in the Caledonian forest he searches for the rare pine martin. S1 E4.

A Year on Planet Earth was filmed over three years, in over sixty locations. This is the story of the scientists and conservationists protecting it. S1 E6.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

Some fish can fly, sense electricity, swim at over 100mph, and even walk on land. Discover more about these amazingly diverse creatures. S1 E4.

North America - a land of change where pioneering animals make the most of surprising opportunities. S1 E6.

Scientists believe that challenging the body can benefit the brain. Dr Michael Mosley learns how meditation can help fight dementia and how people can sharpen their minds by being more like children. S1 E1.

The Ocean is a beautiful and mysterious place but as our Spies discover, trouble can lie just below the surface. S1 E4.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

A Year on Planet Earth was filmed over three years, in over sixty locations. This is the story of the scientists and conservationists protecting it. S1 E6.

North America - a land of change where pioneering animals make the most of surprising opportunities. S1 E6.

Discover the stories behind the making of this breathtaking series. See how the filmmakers captured incredible footage of unique animal life across seven distinct continents. S1 E6.

Jessie Holmes must build a bridge to gain access to the land beyond his home. Sue Aikens makes critical updates to the facilities in Kavik. S8 E11.

Fifty years after visiting Madagascar and being given the egg of an extinct elephant bird, David Attenborough returns to the island to find out more. S1 E1.

Osteoporosis is a disease in which bones become brittle and easily broken. It is more common in women, and usually worsens with age. Michael Mosley sees how to keep bodies, bones and muscles healthy. S1 E2.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died. S1 E1.

Animal Frankensteins: A look at bizarre hybrids within the animal kingdom, including the pizzly bear - a cross between a polar bear and a grizzly - which has come into existence because of global warming. S4 E1.

Ben heads to Wales to meet 61 year-old Emma Orbach. He discovers why this Oxford University graduate abandoned 'modern' Britain, her nice family home and even her marriage, to live off-grid. S1 E2.

Ben meets 40-year-old Amanda Owen, who left her comfortable life behind and followed her dream to become a hill shepherdess on the vast, rugged moorland of the Yorkshire Dales. S1 E3.

Ben forages in steep woodland and clears an old orchard with a resident stubborn horse when he visits a family who live on a hidden small-holding in Exmoor National Park. S1 E4.

Africa - home to the greatest wildlife gatherings on earth. But even in this land of plenty, wildlife faces huge challenges. S1 E7.

Sue Aikens must take advantage of a rare chance for food that has wandered into Kavik. The Hailstones turn to building a native structure to improve their hygiene in the remote wilderness. S8 E12.

Winter: The winter journey takes him from Scotland down to Sussex and many places in between. In Scotland, he finds wild boar and crested tits; in the Caledonian forest he searches for the rare pine martin. S1 E4.

Lyndon and his pregnant wife Ruth take the gamble of a lifetime as they leave the UK behind, plough all of their savings into buying a safari lodge in Zambia and set up their own business. S1 E2.

The second year of a definitive seven-year diary, documenting the fight to save our planet's most threatened ecosystems. Six presenters meet the people fighting to restore the balance. S2 E2.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died. S1 E1.

Ben heads to Wales to meet 61 year-old Emma Orbach. He discovers why this Oxford University graduate abandoned 'modern' Britain, her nice family home and even her marriage, to live off-grid. S1 E2.

Ben meets 40-year-old Amanda Owen, who left her comfortable life behind and followed her dream to become a hill shepherdess on the vast, rugged moorland of the Yorkshire Dales. S1 E3.

Ben forages in steep woodland and clears an old orchard with a resident stubborn horse when he visits a family who live on a hidden small-holding in Exmoor National Park. S1 E4.

Sue Aikens must take advantage of a rare chance for food that has wandered into Kavik. The Hailstones turn to building a native structure to improve their hygiene in the remote wilderness. S8 E12.

Africa - home to the greatest wildlife gatherings on earth. But even in this land of plenty, wildlife faces huge challenges. S1 E7.

Discover the stories behind the making of this breathtaking series. See how the filmmakers captured incredible footage of unique animal life across seven distinct continents. S1 E7.

Osteoporosis is a disease in which bones become brittle and easily broken. It is more common in women, and usually worsens with age. Michael Mosley sees how to keep bodies, bones and muscles healthy. S1 E2.

Some fish can fly, sense electricity, swim at over 100mph, and even walk on land. Discover more about these amazingly diverse creatures. S1 E4.

Ben heads to Wales to meet 61 year-old Emma Orbach. He discovers why this Oxford University graduate abandoned 'modern' Britain, her nice family home and even her marriage, to live off-grid. S1 E2.

Ben meets 40-year-old Amanda Owen, who left her comfortable life behind and followed her dream to become a hill shepherdess on the vast, rugged moorland of the Yorkshire Dales. S1 E3.

Ben forages in steep woodland and clears an old orchard with a resident stubborn horse when he visits a family who live on a hidden small-holding in Exmoor National Park. S1 E4.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died. S1 E1.

Africa - home to the greatest wildlife gatherings on earth. But even in this land of plenty, wildlife faces huge challenges. S1 E7.

Discover the stories behind the making of this breathtaking series. See how the filmmakers captured incredible footage of unique animal life across seven distinct continents. S1 E7.

Sue Aikens must take advantage of a rare chance for food that has wandered into Kavik. The Hailstones turn to building a native structure to improve their hygiene in the remote wilderness. S8 E12.

Lyndon and his pregnant wife Ruth take the gamble of a lifetime as they leave the UK behind, plough all of their savings into buying a safari lodge in Zambia and set up their own business. S1 E2.

Michael Mosley meets a 73-year-old jazz musician in Chicago and discovers why playing music can prevent hearing loss. He also reveals why aerobic exercise can help prevent the onset of glaucoma. S1 E3.

A look at how the giant supercontinent Rodinia broke up 800 million years ago. Earth's tectonic forces ripped the land apart, kicking off a series of events that sent temperatures plummeting. S1 E2.

Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

The strategies used by animals to find and defend their mates in the grasslands of Namibia, the Serengeti and Australia. Here, mating strategies are on show for all to see. S1 E1.

Andy Bassich brings Denise Becker to an area rich in resources and fond memories. Ricko DeWilde shows his children how to harvest food from the rivers for an Athabaskan delicacy. S8 E13.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods. S11 E3.

Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Fifty years after visiting Madagascar and being given the egg of an extinct elephant bird, David Attenborough returns to the island to find out more. S1 E1.

A look at how the giant supercontinent Rodinia broke up 800 million years ago. Earth's tectonic forces ripped the land apart, kicking off a series of events that sent temperatures plummeting. S1 E2.

Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Andy Bassich brings Denise Becker to an area rich in resources and fond memories. Ricko DeWilde shows his children how to harvest food from the rivers for an Athabaskan delicacy. S8 E13.

The strategies used by animals to find and defend their mates in the grasslands of Namibia, the Serengeti and Australia. Here, mating strategies are on show for all to see. S1 E1.

Michael Mosley meets a 73-year-old jazz musician in Chicago and discovers why playing music can prevent hearing loss. He also reveals why aerobic exercise can help prevent the onset of glaucoma. S1 E3.

Episode 2: The lion pride males are injured and the mothers with cubs are left vulnerable after an attack; Xudum, the female leopard, takes risks to find a mate. S1 E2.

Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

A look at how the giant supercontinent Rodinia broke up 800 million years ago. Earth's tectonic forces ripped the land apart, kicking off a series of events that sent temperatures plummeting. S1 E2.

The strategies used by animals to find and defend their mates in the grasslands of Namibia, the Serengeti and Australia. Here, mating strategies are on show for all to see. S1 E1.

Andy Bassich brings Denise Becker to an area rich in resources and fond memories. Ricko DeWilde shows his children how to harvest food from the rivers for an Athabaskan delicacy. S8 E13.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods. S11 E3.

Dr Michael Mosley travels to Los Angeles, California, to meet an extraordinary 71-year-old with wrinkle-free skin. S1 E4.

Chris Packham tells the miraculous story of how plant life turned the Earth from a barren rock into a vibrant green world. S1 E3.

In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

The Ocean is where life first experimented with the Mating Game, and over time this has led to some of the most ingenious mating strategies of all! S1 E2.

Sue Aikens tracks the abundance of creatures roaming around her camp. Andy Bassich and Denise Becker hope to build a lasting legacy along the Yukon River. S8 E14.

Episode 2: The lion pride males are injured and the mothers with cubs are left vulnerable after an attack; Xudum, the female leopard, takes risks to find a mate. S1 E2.

Winter: The winter journey takes him from Scotland down to Sussex and many places in between. In Scotland, he finds wild boar and crested tits; in the Caledonian forest he searches for the rare pine martin. S1 E4.

Lyndon and his pregnant wife Ruth take the gamble of a lifetime as they leave the UK behind, plough all of their savings into buying a safari lodge in Zambia and set up their own business. S1 E2.

Chris Packham tells the miraculous story of how plant life turned the Earth from a barren rock into a vibrant green world. S1 E3.

In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Sue Aikens tracks the abundance of creatures roaming around her camp. Andy Bassich and Denise Becker hope to build a lasting legacy along the Yukon River. S8 E14.

The Ocean is where life first experimented with the Mating Game, and over time this has led to some of the most ingenious mating strategies of all! S1 E2.

The annual humpback whale "Heat Run" is among the greatest courtship spectacles in nature. S1 E2.

Dr Michael Mosley travels to Los Angeles, California, to meet an extraordinary 71-year-old with wrinkle-free skin. S1 E4.

The second year of a definitive seven-year diary, documenting the fight to save our planet's most threatened ecosystems. Six presenters meet the people fighting to restore the balance. S2 E2.

In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Chris Packham tells the miraculous story of how plant life turned the Earth from a barren rock into a vibrant green world. S1 E3.

The Ocean is where life first experimented with the Mating Game, and over time this has led to some of the most ingenious mating strategies of all! S1 E2.

Sue Aikens tracks the abundance of creatures roaming around her camp. Andy Bassich and Denise Becker hope to build a lasting legacy along the Yukon River. S8 E14.

Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummelled by asteroids, a period of extraordinary upheaval begins. S1 E4.

Curious Counters: Can animals count? This is question that has intrigued us for a long time. S4 E4.

Pike Mike tries to improvise a new source of bush power, Kim and Pierre are forced to exploit their survival food supply, and Becky and Bentley hit the hunting trail. S1 E7.

Becky makes a last-ditch effort to harvest a Muskox; Kim and Pierre must upgrade their shelter; desperate for a successful fur season, Bentley works his trapline. S1 E8.

Sue Aikens has chosen to carve out a life of isolation in the remote arctic tundra. S1 E1.

Jungles are home to 80% of all species but they cover just 2% of the planet. When animals in these crowded forests want to mate, the challenge is how to stand out from the crowd. S1 E3.

The Hailstones work to repair a vital piece of equipment for their hunting grounds. Sue Aikens contends with the dangers of the tundra while hunting for small game. S8 E15.

Dr. Michael Mosley uncovers what makes us so competitive. S1 E4.

Meet the Bears explores how bears across the world have overcome the challenges of life, from finding food and raising the cubs to confronting rivals and habitat loss, thanks to their adaptability. S1 E1.

Ben Fogle travels to the forests of Chile to meet northern Brit Scott and his young family, and visit their hand-built off-grid cabin in the woods. S11 E3.

When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummelled by asteroids, a period of extraordinary upheaval begins. S1 E4.

Curious Counters: Can animals count? This is question that has intrigued us for a long time. S4 E4.

Pike Mike tries to improvise a new source of bush power, Kim and Pierre are forced to exploit their survival food supply, and Becky and Bentley hit the hunting trail. S1 E7.

Becky makes a last-ditch effort to harvest a Muskox; Kim and Pierre must upgrade their shelter; desperate for a successful fur season, Bentley works his trapline. S1 E8.

Sue Aikens has chosen to carve out a life of isolation in the remote arctic tundra. S1 E1.

The Hailstones work to repair a vital piece of equipment for their hunting grounds. Sue Aikens contends with the dangers of the tundra while hunting for small game. S8 E15.

Jungles are home to 80% of all species but they cover just 2% of the planet. When animals in these crowded forests want to mate, the challenge is how to stand out from the crowd. S1 E3.

The team film the mass mating event of rainforest frogs, called "Explosive breeding". S1 E3.

Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

A Year on Planet Earth was filmed over three years, in over sixty locations. This is the story of the scientists and conservationists protecting it. S1 E6.

Chris Packham explores one of the darkest periods in Earth's history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died. S1 E1.

A look at how the giant supercontinent Rodinia broke up 800 million years ago. Earth's tectonic forces ripped the land apart, kicking off a series of events that sent temperatures plummeting. S1 E2.

Chris Packham tells the miraculous story of how plant life turned the Earth from a barren rock into a vibrant green world. S1 E3.

When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummelled by asteroids, a period of extraordinary upheaval begins. S1 E4.

Pike Mike tries to improvise a new source of bush power, Kim and Pierre are forced to exploit their survival food supply, and Becky and Bentley hit the hunting trail. S1 E7.

Becky makes a last-ditch effort to harvest a Muskox; Kim and Pierre must upgrade their shelter; desperate for a successful fur season, Bentley works his trapline. S1 E8.

Sue Aikens has chosen to carve out a life of isolation in the remote arctic tundra. S1 E1.

Sue Aikens has chosen to carve out a life of isolation in the remote arctic tundra. S1 E1.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Episode 3: A flood brings new challenges for the big cats; for the first time, the lion cubs experience water and the danger it brings. S1 E3.

Even the mightiest oak must start life as a tiny acorn. We explore the secret lives of young trees, discovering how they magically transform from minute seeds into mature adults. S1 E1.

Dr. Michael Mosley uncovers what makes us so competitive. S1 E4.

Louis explores the nature of mental illness. He looks at how to reintegrate a patient into society when they have previously committed a serious crime. S1 E1.

Lyndon and his pregnant wife Ruth take the gamble of a lifetime as they leave the UK behind, plough all of their savings into buying a safari lodge in Zambia and set up their own business. S1 E2.

Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Fifty years after visiting Madagascar and being given the egg of an extinct elephant bird, David Attenborough returns to the island to find out more. S1 E1.

Sue Aikens must take advantage of a rare chance for food that has wandered into Kavik. The Hailstones turn to building a native structure to improve their hygiene in the remote wilderness. S8 E12.

Andy Bassich brings Denise Becker to an area rich in resources and fond memories. Ricko DeWilde shows his children how to harvest food from the rivers for an Athabaskan delicacy. S8 E13.

Sue Aikens tracks the abundance of creatures roaming around her camp. Andy Bassich and Denise Becker hope to build a lasting legacy along the Yukon River. S8 E14.

The Hailstones work to repair a vital piece of equipment for their hunting grounds. Sue Aikens contends with the dangers of the tundra while hunting for small game. S8 E15.

Scientists believe that challenging the body can benefit the brain. Dr Michael Mosley learns how meditation can help fight dementia and how people can sharpen their minds by being more like children. S1 E1.

Osteoporosis is a disease in which bones become brittle and easily broken. It is more common in women, and usually worsens with age. Michael Mosley sees how to keep bodies, bones and muscles healthy. S1 E2.

Michael Mosley meets a 73-year-old jazz musician in Chicago and discovers why playing music can prevent hearing loss. He also reveals why aerobic exercise can help prevent the onset of glaucoma. S1 E3.

Dr Michael Mosley travels to Los Angeles, California, to meet an extraordinary 71-year-old with wrinkle-free skin. S1 E4.

Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

Animal Frankensteins: A look at bizarre hybrids within the animal kingdom, including the pizzly bear - a cross between a polar bear and a grizzly - which has come into existence because of global warming. S4 E1.

Episode 3: A flood brings new challenges for the big cats; for the first time, the lion cubs experience water and the danger it brings. S1 E3.

Ben heads to Wales to meet 61 year-old Emma Orbach. He discovers why this Oxford University graduate abandoned 'modern' Britain, her nice family home and even her marriage, to live off-grid. S1 E2.

Ben meets 40-year-old Amanda Owen, who left her comfortable life behind and followed her dream to become a hill shepherdess on the vast, rugged moorland of the Yorkshire Dales. S1 E3.

Ben forages in steep woodland and clears an old orchard with a resident stubborn horse when he visits a family who live on a hidden small-holding in Exmoor National Park. S1 E4.

In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Even the mightiest oak must start life as a tiny acorn. We explore the secret lives of young trees, discovering how they magically transform from minute seeds into mature adults. S1 E1.

Meet the Bears explores how bears across the world have overcome the challenges of life, from finding food and raising the cubs to confronting rivals and habitat loss, thanks to their adaptability. S1 E1.

Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Winter: The winter journey takes him from Scotland down to Sussex and many places in between. In Scotland, he finds wild boar and crested tits; in the Caledonian forest he searches for the rare pine martin. S1 E4.

North America - a land of change where pioneering animals make the most of surprising opportunities. S1 E6.

Africa - home to the greatest wildlife gatherings on earth. But even in this land of plenty, wildlife faces huge challenges. S1 E7.

The strategies used by animals to find and defend their mates in the grasslands of Namibia, the Serengeti and Australia. Here, mating strategies are on show for all to see. S1 E1.

The Ocean is where life first experimented with the Mating Game, and over time this has led to some of the most ingenious mating strategies of all! S1 E2.

Jungles are home to 80% of all species but they cover just 2% of the planet. When animals in these crowded forests want to mate, the challenge is how to stand out from the crowd. S1 E3.

The team film the mass mating event of rainforest frogs, called "Explosive breeding". S1 E3.

Louis explores the nature of mental illness. He looks at how to reintegrate a patient into society when they have previously committed a serious crime. S1 E1.

Harry has a badly cut head from falling off his scooter. A 56-year-old has crashed his motorbike at speed and now his leg's at risk. And Mike hurt himself putting out the rubbish. S19 E5.

Professional superbike rider Max is rushed to Queen's Medical Centre, Nottingham. Max has sustained a head injury in a high-speed motorcycle crash at a racetrack. S19 E7.

Andrew sustains a severe facial injury from a machine at work and is rushed to the medical centre. Tony is crushed by a forklift truck, and in Resus, 61-year-old John keeps having sudden blackouts. S19 E8.

Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Pike Mike tries to improvise a new source of bush power, Kim and Pierre are forced to exploit their survival food supply, and Becky and Bentley hit the hunting trail. S1 E7.

Becky makes a last-ditch effort to harvest a Muskox; Kim and Pierre must upgrade their shelter; desperate for a successful fur season, Bentley works his trapline. S1 E8.

Sue Aikens has chosen to carve out a life of isolation in the remote arctic tundra. S1 E1.

When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummelled by asteroids, a period of extraordinary upheaval begins. S1 E4.

Jungles are home to 80% of all species but they cover just 2% of the planet. When animals in these crowded forests want to mate, the challenge is how to stand out from the crowd. S1 E3.

Meet the Bears explores how bears across the world have overcome the challenges of life, from finding food and raising the cubs to confronting rivals and habitat loss, thanks to their adaptability. S1 E1.

Dr. Michael Mosley uncovers what makes us so competitive. S1 E4.

Michael looks at advances at the frontier of medicine that are attempting to turn back the clock on ageing. He starts in Tel Aviv, where he tries some Hyperbaric Oxygen Therapy. S1 E6.

How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

David Attenborough investigates two shells that have proved to be winners in evolution: the formidable bird's eggshell and the hard shell of the tortoise. S4 E5.

Carol is rushed to Queen's after a lighter sets fire to her oxygen tank and burns her face. S19 E9.

35-year-old Richard has been rushed to the resuscitation ward after collapsing at his home after experiencing severe abdominal pain. S19 E12.

84-year-old Jeremy and his wife, 85-year-old Patricia, are rushed into QMC after being involved in a high-speed car crash. S19 E14.

Freshwater is often the stage on which millions of animals gather to find a mate. And the cycle of freshwater is the trigger for spectacular mating rituals and fierce competition. S1 E4.

The Planets: Tim travels into the outback of Western Australia, looking at the stars with British astronomer Dr Natasha Hurley-Walker. The clear night skies reveal a breathtaking view of our galaxy, the Milky Way. S1 E1.

A film following a young meerkat queen living in the harsh beauty of the Makgadikgadi salt pans. S2 E1.

From the Equator to the Poles, this episode looks at how birds' feathers help them to survive in almost any environment. S1 E5.

The Planets: Tim travels into the outback of Western Australia, looking at the stars with British astronomer Dr Natasha Hurley-Walker. The clear night skies reveal a breathtaking view of our galaxy, the Milky Way. S1 E1.

How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

David Attenborough investigates two shells that have proved to be winners in evolution: the formidable bird's eggshell and the hard shell of the tortoise. S4 E5.

Carol is rushed to Queen's after a lighter sets fire to her oxygen tank and burns her face. S19 E9.

35-year-old Richard has been rushed to the resuscitation ward after collapsing at his home after experiencing severe abdominal pain. S19 E12.

84-year-old Jeremy and his wife, 85-year-old Patricia, are rushed into QMC after being involved in a high-speed car crash. S19 E14.

From the Equator to the Poles, this episode looks at how birds' feathers help them to survive in almost any environment. S1 E5.

Freshwater is often the stage on which millions of animals gather to find a mate. And the cycle of freshwater is the trigger for spectacular mating rituals and fierce competition. S1 E4.

Michael looks at advances at the frontier of medicine that are attempting to turn back the clock on ageing. He starts in Tel Aviv, where he tries some Hyperbaric Oxygen Therapy. S1 E6.

Meet the Bears explores how bears across the world have overcome the challenges of life, from finding food and raising the cubs to confronting rivals and habitat loss, thanks to their adaptability. S1 E1.

Carol is rushed to Queen's after a lighter sets fire to her oxygen tank and burns her face. S19 E9.

35-year-old Richard has been rushed to the resuscitation ward after collapsing at his home after experiencing severe abdominal pain. S19 E12.

84-year-old Jeremy and his wife, 85-year-old Patricia, are rushed into QMC after being involved in a high-speed car crash. S19 E14.

How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

Freshwater is often the stage on which millions of animals gather to find a mate. And the cycle of freshwater is the trigger for spectacular mating rituals and fierce competition. S1 E4.

The saga of migrating salmon battling their way up North American rivers, avoiding the jaws of grizzly bears to breed has been filmed on numerous occasions. S1 E4.

The Hailstones work to repair a vital piece of equipment for their hunting grounds. Sue Aikens contends with the dangers of the tundra while hunting for small game. S8 E15.

A film following a young meerkat queen living in the harsh beauty of the Makgadikgadi salt pans. S2 E1.

The making of the second series of Dynasties which follows six species who demonstrate in their own unique way that "family is power". S2 E1.

The life story of Hope the whale and safety inspection of her skeleton hanging from the ceiling, and the rebuilding a prop skeleton from Hollywood after damage during transit. S1 E1.

As Lucy and her Indigenous team begin their unique 50-day journey into virgin Amazon rainforest, they can hear the whistling of the deadly bushmaster snake... S1 E1.

Ferocious Fighters: This episode about ferocious fighters looks at Siamese Fighting Fish; a creature so aggressive it will fight its own reflection until it's exhausted. S4 E6.

Ben heads to the most remote inhabited island in the UK to live with Tommy Hyndman in his small 2-bed guesthouse on this small wind-swept Scottish island of Fair Isle. S1 E5.

Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

The Hailstones are faced with a life-or-death decision in high tide. Ricko DeWilde enlists the aid of his children to maintain the family homestead. S8 E16.

The Planets: Tim travels into the outback of Western Australia, looking at the stars with British astronomer Dr Natasha Hurley-Walker. The clear night skies reveal a breathtaking view of our galaxy, the Milky Way. S1 E1.

Daniel, Deborah and their children leave Scotland to make a new home in the jungles of Bali, Indonesia. Their dream is to live without money but they face hardships that they had not imagined. S1 E3.

Even the mightiest oak must start life as a tiny acorn. We explore the secret lives of young trees, discovering how they magically transform from minute seeds into mature adults. S1 E1.

As Lucy and her Indigenous team begin their unique 50-day journey into virgin Amazon rainforest, they can hear the whistling of the deadly bushmaster snake... S1 E1.

Ferocious Fighters: This episode about ferocious fighters looks at Siamese Fighting Fish; a creature so aggressive it will fight its own reflection until it's exhausted. S4 E6.

Ben heads to the most remote inhabited island in the UK to live with Tommy Hyndman in his small 2-bed guesthouse on this small wind-swept Scottish island of Fair Isle. S1 E5.

Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

The Hailstones are faced with a life-or-death decision in high tide. Ricko DeWilde enlists the aid of his children to maintain the family homestead. S8 E16.

All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

It has been 17 years since "Brood X" periodical cicadas, the Great Eastern Brood, last appeared in the eastern states of the USA. It is a big news story. S1 E5.

The life story of Hope the whale and safety inspection of her skeleton hanging from the ceiling, and the rebuilding a prop skeleton from Hollywood after damage during transit. S1 E1.

From the Equator to the Poles, this episode looks at how birds' feathers help them to survive in almost any environment. S1 E5.

Ben heads to the most remote inhabited island in the UK to live with Tommy Hyndman in his small 2-bed guesthouse on this small wind-swept Scottish island of Fair Isle. S1 E5.

Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

As Lucy and her Indigenous team begin their unique 50-day journey into virgin Amazon rainforest, they can hear the whistling of the deadly bushmaster snake... S1 E1.

All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

The Hailstones are faced with a life-or-death decision in high tide. Ricko DeWilde enlists the aid of his children to maintain the family homestead. S8 E16.

Daniel, Deborah and their children leave Scotland to make a new home in the jungles of Bali, Indonesia. Their dream is to live without money but they face hardships that they had not imagined. S1 E3.

Susie and Paul follow up a tip off about some possible dinosaur footprints in Wales. Dippy the Diplodocus is on a trip around the country and needs an inspection to make sure it's safe. S1 E2.

Lucy plunges further into the unknown reaches of the Amazon, coming face to face with hostile giant wasps, caiman-infested rivers, and more deadly snakes. S1 E2.

Stretched to the Limit: David Attenborough examines the chameleon's tongue and the giraffe's neck. S1 E1.

The long-awaited arrival of the great migration increases conflict between the families of the Serengeti. S1 E4.

The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

It's the end of an extraordinary year for the animals of the Serengeti. In the aftermath of a huge fire, which families made it through alive? S1 E6.

A Moment in the Sun: The Terrestrial Planets: The rocky planets Mercury, Venus, Earth, and Mars were born at the same time from the same material - yet have lived radically different lives. What immense forces are at play? S1 E1.

Series following the hardships experienced by four Alaskan households in different corners of this merciless territory as they battle to make it through a long, dark, freezing winter. S8 E17.

Ben meets a family at the start of their new life, undertaking an ambitious renovation of a dilapidated farmhouse in a Bulgarian village, discovering how crucial this fresh start is for them. S11 E4.

Scandinavia's extremes have been shaped by ice and fire, but it's the sun that reigns here. Polar bears, musk oxen and arctic foxes must survive from the polar night to the midnight sun. S1 E3.

A film following a young meerkat queen living in the harsh beauty of the Makgadikgadi salt pans. S2 E1.

Lucy plunges further into the unknown reaches of the Amazon, coming face to face with hostile giant wasps, caiman-infested rivers, and more deadly snakes. S1 E2.

The long-awaited arrival of the great migration increases conflict between the families of the Serengeti. S1 E4.

The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

It's the end of an extraordinary year for the animals of the Serengeti. In the aftermath of a huge fire, which families made it through alive? S1 E6.

Series following the hardships experienced by four Alaskan households in different corners of this merciless territory as they battle to make it through a long, dark, freezing winter. S8 E17.

A Moment in the Sun: The Terrestrial Planets: The rocky planets Mercury, Venus, Earth, and Mars were born at the same time from the same material - yet have lived radically different lives. What immense forces are at play? S1 E1.

Susie and Paul follow up a tip off about some possible dinosaur footprints in Wales. Dippy the Diplodocus is on a trip around the country and needs an inspection to make sure it's safe. S1 E2.

Episode 3: A flood brings new challenges for the big cats; for the first time, the lion cubs experience water and the danger it brings. S1 E3.

The long-awaited arrival of the great migration increases conflict between the families of the Serengeti. S1 E4.

The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

It's the end of an extraordinary year for the animals of the Serengeti. In the aftermath of a huge fire, which families made it through alive? S1 E6.

Lucy plunges further into the unknown reaches of the Amazon, coming face to face with hostile giant wasps, caiman-infested rivers, and more deadly snakes. S1 E2.

A Moment in the Sun: The Terrestrial Planets: The rocky planets Mercury, Venus, Earth, and Mars were born at the same time from the same material - yet have lived radically different lives. What immense forces are at play? S1 E1.