Episode 10: Ben visits Scott Brodie in Utah, who has built an off-grid life in the Canyonlands, and the episode explores Scott's resilience and the "prepper" mindset. S11 E10.

Finding the Way: From an acute sense of smell to the use of electric fields and echolocation, Sir David Attenborough looks at how creatures find their way around the earth. S1 E5.

Bless the Child: WWII hero Norman is treated for a dangerously low heart rate, with medics working to stabilise him. S19 E24.

End Of Days: Summer is drawing to a quick close, and the Alaskan winter lurks right around the corner. S2 E8.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

Yukon: Remote and wild, the Yukon is a river of haunting beauty and dangerous extremes - a place where the 'call of the wild' is still strong, as it carves its way 2,000 miles across Canada and Alaska. S2 E3.

The Moth and the Flame: Professor Brian Cox reveals how Earth's beauty is created by just a handful of forces. In this episode, he investigates the building blocks of life. S1 E3.

Episode 10: Ben visits Scott Brodie in Utah, who has built an off-grid life in the Canyonlands, and the episode explores Scott's resilience and the "prepper" mindset. S11 E10.

Episode 10: Ben visits Scott Brodie in Utah, who has built an off-grid life in the Canyonlands, and the episode explores Scott's resilience and the "prepper" mindset. S11 E10.

Finding the Way: From an acute sense of smell to the use of electric fields and echolocation, Sir David Attenborough looks at how creatures find their way around the earth. S1 E5.

Finding the Way: From an acute sense of smell to the use of electric fields and echolocation, Sir David Attenborough looks at how creatures find their way around the earth. S1 E5.

Meet the Family: One family, 37 faces: from the Arctic wolf to the talkative dhole, the tiny fennec fox to the long-legged maned wolf, this is the definitive celebration of dogs in the wild. S1 E1.

Meet the Family: One family, 37 faces: from the Arctic wolf to the talkative dhole, the tiny fennec fox to the long-legged maned wolf, this is the definitive celebration of dogs in the wild. S1 E1.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

End Of Days: Summer is drawing to a quick close, and the Alaskan winter lurks right around the corner. S2 E8.

End Of Days: Summer is drawing to a quick close, and the Alaskan winter lurks right around the corner. S2 E8.

Episode 6: Emily Astlebury tries to help two dangerously overweight staffies Honey and Spotty shed some pounds. But will their owners be able to stop spoiling their beloved pets. S8 E6.

Finding the Way: From an acute sense of smell to the use of electric fields and echolocation, Sir David Attenborough looks at how creatures find their way around the earth. S1 E5.

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

Episode 10: Ben visits Scott Brodie in Utah, who has built an off-grid life in the Canyonlands, and the episode explores Scott's resilience and the "prepper" mindset. S11 E10.

The Moth and the Flame: Professor Brian Cox reveals how Earth's beauty is created by just a handful of forces. In this episode, he investigates the building blocks of life. S1 E3.

Bless the Child: WWII hero Norman is treated for a dangerously low heart rate, with medics working to stabilise him. S19 E24.

Secrets of Success: The secrets of canid success and their incredible strategies for survival, from leaping jackals to sneezing African wild dogs, and gray foxes that climb trees. S1 E2.

End Of Days: Summer is drawing to a quick close, and the Alaskan winter lurks right around the corner. S2 E8.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

Nepal: In a demanding and emotional journey, Kate Humble travels with the Raute, Nepal's very last nomadic community of just 140 hunter-gatherers. S1 E1.

The Pale Blue Dot: Professor Brian Cox reveals how Earth's beauty is created by just a handful of forces. In this episode Brian explains the science behind the colours of the planet. S1 E4.

Episode 11: Ben heads to the African continent to visit former army officer Mark, who, over 17 years, built a stunning home on the Moroccan coast. S11 E11.

Homemaking: Sir David Attenborough looks at how animals build their homes, revealing how they manage to keep out the elements and unwanted visitors. S1 E6.

Tales Of The Unexpected: Kristy is rushed to Queen's Medical Centre after severely dislocating her ankle, doctors try to work out why John is struggling to breathe and Hunter has come into A&E after falling from a tree. S18 E1.

Ready Or Not: During Autumn those in the Arctic are making their final preparations for the long winter months to come. In Eagle, Andy and Kate are rushing to get their fish wheel ready before the chum salmon run. S3 E1.

Frozen South: Antarctica is the most hostile of earth's frozen worlds. Yet even here, life finds a way not just to survive, but thrive. S2 E4.

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

Nepal: In a demanding and emotional journey, Kate Humble travels with the Raute, Nepal's very last nomadic community of just 140 hunter-gatherers. S1 E1.

The Pale Blue Dot: Professor Brian Cox reveals how Earth's beauty is created by just a handful of forces. In this episode Brian explains the science behind the colours of the planet. S1 E4.

Episode 11: Ben heads to the African continent to visit former army officer Mark, who, over 17 years, built a stunning home on the Moroccan coast. S11 E11.

Homemaking: Sir David Attenborough looks at how animals build their homes, revealing how they manage to keep out the elements and unwanted visitors. S1 E6.

Secrets of Success: The secrets of canid success and their incredible strategies for survival, from leaping jackals to sneezing African wild dogs, and gray foxes that climb trees. S1 E2.

Frozen South: Antarctica is the most hostile of earth's frozen worlds. Yet even here, life finds a way not just to survive, but thrive. S2 E4.

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

Ready Or Not: During Autumn those in the Arctic are making their final preparations for the long winter months to come. In Eagle, Andy and Kate are rushing to get their fish wheel ready before the chum salmon run. S3 E1.

Episode 7: Inspector Natalie Bartle is alerted to a Labrador called William who is suffering with a large tumour on his foot. His owner's however, disagree that William is in pain. S8 E7.

Homemaking: Sir David Attenborough looks at how animals build their homes, revealing how they manage to keep out the elements and unwanted visitors. S1 E6.

Timing is Everything: 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.

Episode 11: Ben heads to the African continent to visit former army officer Mark, who, over 17 years, built a stunning home on the Moroccan coast. S11 E11.

The Pale Blue Dot: Professor Brian Cox reveals how Earth's beauty is created by just a handful of forces. In this episode Brian explains the science behind the colours of the planet. S1 E4.

Tales Of The Unexpected: Kristy is rushed to Queen's Medical Centre after severely dislocating her ankle, doctors try to work out why John is struggling to breathe and Hunter has come into A&E after falling from a tree. S18 E1.

Defending Wild Dogs: The people going to extraordinary lengths to understand and protect canids, from preventing wild dogs dying of grief in South Africa to protecting the tiny Darwin's fox. S1 E3.

Ready Or Not: During Autumn those in the Arctic are making their final preparations for the long winter months to come. In Eagle, Andy and Kate are rushing to get their fish wheel ready before the chum salmon run. S3 E1.

Frozen South: Antarctica is the most hostile of earth's frozen worlds. Yet even here, life finds a way not just to survive, but thrive. S2 E4.

Episode 4: This fascinating behind-the-scenes special reveals the most memorable moments in the making of this captivating series. S1 E4.

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

Episode 6: 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.

Siberia: Kate Humble continues her travels with the Nenets reindeer herders deep in the Siberian tundra, but plummeting temperatures jeopardise her journey. S1 E2.

Professor Tanya Byron and Alex Scott uncover the latest science on how to improve your mental health and wellbeing - and reveal some surprising new techniques. S1 E1.

Professor Tanya Byron and Alex Scott uncover the latest science on how to improve your mental health and wellbeing - and reveal some surprising new techniques. S1 E1.

Washington State: Ben heads to the forests of the North Cascade Mountains in Washington, USA, to live with British-born Lynx Vilden, who employs some tricks of the Stone Age to survive in the Wilderness. S4 E1.

Washington State: Ben heads to the forests of the North Cascade Mountains in Washington, USA, to live with British-born Lynx Vilden, who employs some tricks of the Stone Age to survive in the Wilderness. S4 E1.

Living Together: Many animals form surprising partnerships, but not all lodgers are so welcome. As Sir David Attenborough discovers, many are thieves, slow killers or master manipulators. S1 E7.

Living Together: Many animals form surprising partnerships, but not all lodgers are so welcome. As Sir David Attenborough discovers, many are thieves, slow killers or master manipulators. S1 E7.

I'll Be There: Sara is rushed to Queen's Medical Centre after a high speed car crash and Simon suffers multiple injuries falling from his bike. James has come to A&E after splitting his finger climbing a fence. S18 E2.

I'll Be There: Sara is rushed to Queen's Medical Centre after a high speed car crash and Simon suffers multiple injuries falling from his bike. James has come to A&E after splitting his finger climbing a fence. S18 E2.

Armed for Winter: With winter around the corner, Alaskans prepare themselves for the onslaught. In Noorvik, the entire Hailstone family goes caribou hunting to put up meat for the winter. S3 E2.

Armed for Winter: With winter around the corner, Alaskans prepare themselves for the onslaught. In Noorvik, the entire Hailstone family goes caribou hunting to put up meat for the winter. S3 E2.

Nature documentary following the efforts to save the pangolin, a little-known scaly mammal with an unfortunate tagline - they are the world's most illegally trafficked animals. S1 E1.

Episode 4: On Zambia's plains, a cheetah mother must keep her precious cubs safe, preparing them for life without her. S2 E4.

Siberia: Kate Humble continues her travels with the Nenets reindeer herders deep in the Siberian tundra, but plummeting temperatures jeopardise her journey. S1 E2.

Professor Tanya Byron and Alex Scott uncover the latest science on how to improve your mental health and wellbeing - and reveal some surprising new techniques. S1 E1.

Professor Tanya Byron and Alex Scott uncover the latest science on how to improve your mental health and wellbeing - and reveal some surprising new techniques. S1 E1.

Washington State: Ben heads to the forests of the North Cascade Mountains in Washington, USA, to live with British-born Lynx Vilden, who employs some tricks of the Stone Age to survive in the Wilderness. S4 E1.

Living Together: Many animals form surprising partnerships, but not all lodgers are so welcome. As Sir David Attenborough discovers, many are thieves, slow killers or master manipulators. S1 E7.

Defending Wild Dogs: The people going to extraordinary lengths to understand and protect canids, from preventing wild dogs dying of grief in South Africa to protecting the tiny Darwin's fox. S1 E3.

Nature documentary following the efforts to save the pangolin, a little-known scaly mammal with an unfortunate tagline - they are the world's most illegally trafficked animals. S1 E1.

Episode 4: On Zambia's plains, a cheetah mother must keep her precious cubs safe, preparing them for life without her. S2 E4.

Armed for Winter: With winter around the corner, Alaskans prepare themselves for the onslaught. In Noorvik, the entire Hailstone family goes caribou hunting to put up meat for the winter. S3 E2.

Piranha: Incredible facts and myths about the animal kingdom are put to the test. This time Is it true that piranhas can strip you to the bone in seconds? S1 E9.

Eel: Incredible facts and myths about the animal kingdom are put to the test. This time Is it true that an electric eel can kill you? S1 E10.

Meet the Family: One family, 37 faces: from the Arctic wolf to the talkative dhole, the tiny fennec fox to the long-legged maned wolf, this is the definitive celebration of dogs in the wild. S1 E1.

Secrets of Success: The secrets of canid success and their incredible strategies for survival, from leaping jackals to sneezing African wild dogs, and gray foxes that climb trees. S1 E2.

Defending Wild Dogs: The people going to extraordinary lengths to understand and protect canids, from preventing wild dogs dying of grief in South Africa to protecting the tiny Darwin's fox. S1 E3.

Armed for Winter: With winter around the corner, Alaskans prepare themselves for the onslaught. In Noorvik, the entire Hailstone family goes caribou hunting to put up meat for the winter. S3 E2.

Episode 3: In Merseyside Inspector Anthony Joynes tries to prevent boisterous bulldog named Boika and his 12 puppies, meeting the same gruesome fate as the pup's mother. S8 E3.

Episode 4: In Merseyside, Inspector Anthony Jones is alerted to a dog in distress by a member of the public who filmed a neighbour tormenting their pet with a stick. S8 E4.

Against All Odds: 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.

Episode 1: When Sir David Attenborough was in his mid-eighties, many thought he had retired; instead, he was embarking on a seven-year journey, revisiting some of our most astonishing landscapes and creatures. S1 E1.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Shocking Senses: David Attenborough explores how plants and animals use electrical signals to communicate. S2 E6.

Frozen South: Antarctica is the most hostile of earth's frozen worlds. Yet even here, life finds a way not just to survive, but thrive. S2 E4.

Nature documentary following the efforts to save the pangolin, a little-known scaly mammal with an unfortunate tagline - they are the world's most illegally trafficked animals. S1 E1.

Say You'll Be There: After a car mounts the pavement, three pedestrians are brought to Queen's with serious injuries. Jodie's cut her leg on glass on a night out. And is 61-year-old Crispin having a stroke? S19 E20.

The Last Roll of the Dice: Roofer Simon has fallen two storeys onto concrete. Evelyn's burnt her finger on a cheese stick, and 97-year-old Doris is in Resus with a fast heart rate. S19 E21.

Out of Control: With seasons changing and the transition from fall to winter, Alaskans are preparing for the winter months. S3 E3.

Nowhere to Hide: Nature documentary series narrated by Sir David Attenborough. A look at predator and prey strategies in the open arenas of desert and grassland. S1 E5.

Race Against Time: Nature documentary series narrated by Sir David Attenborough. Predators hunt on the dynamic border between land and sea, where chances are brief. S1 E6.

Race Against Time: Nature documentary series narrated by Sir David Attenborough. Predators hunt on the dynamic border between land and sea, where chances are brief. S1 E6.

Piranha: Incredible facts and myths about the animal kingdom are put to the test. This time Is it true that piranhas can strip you to the bone in seconds? S1 E9.

Eel: Incredible facts and myths about the animal kingdom are put to the test. This time Is it true that an electric eel can kill you? S1 E10.

Meet the Family: One family, 37 faces: from the Arctic wolf to the talkative dhole, the tiny fennec fox to the long-legged maned wolf, this is the definitive celebration of dogs in the wild. S1 E1.

Secrets of Success: The secrets of canid success and their incredible strategies for survival, from leaping jackals to sneezing African wild dogs, and gray foxes that climb trees. S1 E2.

Defending Wild Dogs: The people going to extraordinary lengths to understand and protect canids, from preventing wild dogs dying of grief in South Africa to protecting the tiny Darwin's fox. S1 E3.

Episode 3: In Merseyside Inspector Anthony Joynes tries to prevent boisterous bulldog named Boika and his 12 puppies, meeting the same gruesome fate as the pup's mother. S8 E3.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Bad Reputations: David Attenborough dispels the fearsome reputations of gorillas and vampire bats. S2 E5.

Out of Control: With seasons changing and the transition from fall to winter, Alaskans are preparing for the winter months. S3 E3.

First Steps: Each and every animal is born with a chance: to survive, thrive and produce their very own next generation. The first hurdle in life is infancy. S1 E1.

Episode 2: From the Galapagos Islands to the deepest caves in Borneo, David's adventures continue. S1 E2.

Episode 2: From the Galapagos Islands to the deepest caves in Borneo, David's adventures continue. S1 E2.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

Deserts and Grasslands: David Attenborough explores earth's greatest wildernesses, where extraordinary life survives in unexpected ways, and nature puts on its most dramatic show. S3 E3.

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

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

Episode 4: On Zambia's plains, a cheetah mother must keep her precious cubs safe, preparing them for life without her. S2 E4.

Out of Control: With seasons changing and the transition from fall to winter, Alaskans are preparing for the winter months. S3 E3.

Out of Control: With seasons changing and the transition from fall to winter, Alaskans are preparing for the winter months. S3 E3.

Nowhere to Hide: Nature documentary series narrated by Sir David Attenborough. A look at predator and prey strategies in the open arenas of desert and grassland. S1 E5.

Nowhere to Hide: Nature documentary series narrated by Sir David Attenborough. A look at predator and prey strategies in the open arenas of desert and grassland. S1 E5.

Race Against Time: Nature documentary series narrated by Sir David Attenborough. Predators hunt on the dynamic border between land and sea, where chances are brief. S1 E6.

Race Against Time: Nature documentary series narrated by Sir David Attenborough. Predators hunt on the dynamic border between land and sea, where chances are brief. S1 E6.

Episode 8: Ben travels to the desert near Roswell, meeting 70-year-old Karen, rolling up his sleeves to help, and learning about the hardships she has faced throughout her life. S11 E8.

Episode 8: Ben travels to the desert near Roswell, meeting 70-year-old Karen, rolling up his sleeves to help, and learning about the hardships she has faced throughout her life. S11 E8.

Episode 9: Ben meets a family who have carved out a slice of wilderness for a simple life on an Isle of Wight cliffside, but face legal challenges and the risk of a landslide. S11 E9.

Episode 5: In the West Midlands, a spritely Staffy with a chronic skin condition is signed over to Inspector Herchy Boal. But trying to tame her at the Vet assessment proves quite a challenge. S8 E5.

Episode 6: Emily Astlebury tries to help two dangerously overweight staffies Honey and Spotty shed some pounds. But will their owners be able to stop spoiling their beloved pets. S8 E6.

Bless the Child: WWII hero Norman is treated for a dangerously low heart rate, with medics working to stabilise him. S19 E24.

Tales Of The Unexpected: Kristy is rushed to Queen's Medical Centre after severely dislocating her ankle, doctors try to work out why John is struggling to breathe and Hunter has come into A&E after falling from a tree. S18 E1.

The Unknown: As winter sets in, the future in Alaska looks uncertain. Sue Aikens travels 150 miles down the icy roads of Fairbanks to investigate when someone tips her off to potential squatters on her property. S3 E4.

Finding Food: Sir David Attenborough looks at the ingenious ways animals solve the problem of finding food, discovering that it is a devious business requiring exploitation and theft. S1 E3.

Hunting and Escaping: Sir David Attenborough looks at life-and-death duels which are fought daily in the wild, using traps and lures, warnings and deception, ambush and camouflage. S1 E4.

Finding the Way: From an acute sense of smell to the use of electric fields and echolocation, Sir David Attenborough looks at how creatures find their way around the earth. S1 E5.

Homemaking: Sir David Attenborough looks at how animals build their homes, revealing how they manage to keep out the elements and unwanted visitors. S1 E6.

Living Together: Many animals form surprising partnerships, but not all lodgers are so welcome. As Sir David Attenborough discovers, many are thieves, slow killers or master manipulators. S1 E7.

Timing is Everything: 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.

Nowhere to Hide: Nature documentary series narrated by Sir David Attenborough. A look at predator and prey strategies in the open arenas of desert and grassland. S1 E5.

Bless the Child: WWII hero Norman is treated for a dangerously low heart rate, with medics working to stabilise him. S19 E24.

Tales Of The Unexpected: Kristy is rushed to Queen's Medical Centre after severely dislocating her ankle, doctors try to work out why John is struggling to breathe and Hunter has come into A&E after falling from a tree. S18 E1.

The Unknown: As winter sets in, the future in Alaska looks uncertain. Sue Aikens travels 150 miles down the icy roads of Fairbanks to investigate when someone tips her off to potential squatters on her property. S3 E4.

Episode 8: In Bedford, Inspector Justin Stubbs is called to the case of a mysterious puppy accident when Kia the Sharpei falls from a fourth-floor building. S8 E8.

Living Together: Many animals form surprising partnerships, but not all lodgers are so welcome. As Sir David Attenborough discovers, many are thieves, slow killers or master manipulators. S1 E7.

Against All Odds: 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.

Washington State: Ben heads to the forests of the North Cascade Mountains in Washington, USA, to live with British-born Lynx Vilden, who employs some tricks of the Stone Age to survive in the Wilderness. S4 E1.

Professor Tanya Byron and Alex Scott uncover the latest science on how to improve your mental health and wellbeing - and reveal some surprising new techniques. S1 E1.

I'll Be There: Sara is rushed to Queen's Medical Centre after a high speed car crash and Simon suffers multiple injuries falling from his bike. James has come to A&E after splitting his finger climbing a fence. S18 E2.

Destiny: 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.

The Unknown: As winter sets in, the future in Alaska looks uncertain. Sue Aikens travels 150 miles down the icy roads of Fairbanks to investigate when someone tips her off to potential squatters on her property. S3 E4.

Nature documentary following the efforts to save the pangolin, a little-known scaly mammal with an unfortunate tagline - they are the world's most illegally trafficked animals. S1 E1.

Episode 4: On Zambia's plains, a cheetah mother must keep her precious cubs safe, preparing them for life without her. S2 E4.

Episode 4: The making of the second series of Dynasties which follows six species who demonstrate in their own unique way that "family is power". S2 E4.

Mongolia: In her final journey of the series, Kate Humble travels deep into the Gobi Desert to live with an extended family of cashmere goat and yak herders. S1 E3.

The Solomon Islands and Australia: Ade sees the damage that climate change is causing, and finds out how we can fight it - and whether eating sea urchin gonads will help. S1 E1.

Tanzania: Ben meets Yorkshire-born Moli and his Californian wife Noelle in Tanzania, who run a safari business and live nomadically in a remote African wilderness. S4 E2.

Fighting: Fight or flee? Resist or surrender? Aggression is widespread in animals. However, risking injury is the last resort. Presented by Sir David Attenborough. S1 E8.

A Risk Worth Taking: Following patients who are treated in the same 24-hour period at St George's in south-west London, one of the UK's busiest accident and emergency departments. S18 E4.

Ice Highway: With dark winter just around the corner, Alaskans prepare themselves for its full wrath. In Noorvik, Chip Hailstone must build a freight sled for winter travel. S3 E5.

Island of Marvels: We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Growing Up: On reaching adulthood animals strike out on their own to find their place in the world. S1 E2.

Mongolia: In her final journey of the series, Kate Humble travels deep into the Gobi Desert to live with an extended family of cashmere goat and yak herders. S1 E3.

The Solomon Islands and Australia: Ade sees the damage that climate change is causing, and finds out how we can fight it - and whether eating sea urchin gonads will help. S1 E1.

Tanzania: Ben meets Yorkshire-born Moli and his Californian wife Noelle in Tanzania, who run a safari business and live nomadically in a remote African wilderness. S4 E2.

Fighting: Fight or flee? Resist or surrender? Aggression is widespread in animals. However, risking injury is the last resort. Presented by Sir David Attenborough. S1 E8.

Destiny: 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.

Destiny: 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.

Island of Marvels: We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Growing Up: On reaching adulthood animals strike out on their own to find their place in the world. S1 E2.

Growing Up: On reaching adulthood animals strike out on their own to find their place in the world. S1 E2.

Ice Highway: With dark winter just around the corner, Alaskans prepare themselves for its full wrath. In Noorvik, Chip Hailstone must build a freight sled for winter travel. S3 E5.

Ice Highway: With dark winter just around the corner, Alaskans prepare themselves for its full wrath. In Noorvik, Chip Hailstone must build a freight sled for winter travel. S3 E5.

Episode 9: In Essex, a Shar-pei is signed over to Inspector Jess Dayes after the owner can no longer meet its needs. S8 E9.

Fighting: Fight or flee? Resist or surrender? Aggression is widespread in animals. However, risking injury is the last resort. Presented by Sir David Attenborough. S1 E8.

Episode 1: More dramatic than any work of fiction, the world of growing families, power struggles and feuding rivals, is back. Watch as animals strive to create dynasties fit to rule for generations. S1 E1.

Tanzania: Ben meets Yorkshire-born Moli and his Californian wife Noelle in Tanzania, who run a safari business and live nomadically in a remote African wilderness. S4 E2.

The Solomon Islands and Australia: Ade sees the damage that climate change is causing, and finds out how we can fight it - and whether eating sea urchin gonads will help. S1 E1.

A Risk Worth Taking: Following patients who are treated in the same 24-hour period at St George's in south-west London, one of the UK's busiest accident and emergency departments. S18 E4.

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

Ice Highway: With dark winter just around the corner, Alaskans prepare themselves for its full wrath. In Noorvik, Chip Hailstone must build a freight sled for winter travel. S3 E5.

Island of Marvels: We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Growing Up: On reaching adulthood animals strike out on their own to find their place in the world. S1 E2.

Episode 2: More dramatic than any work of fiction, the world of growing families, power struggles and feuding rivals, is back. Watch as animals strive to create dynasties fit to rule for generations. S1 E2.

Episode 1: Ade Adepitan embarks on the first leg of his journey around Africa, starting in west Africa from Cape Verde to Senegal and the Ivory Coast, before finishing in Nigeria. S1 E1.

Bangladesh and Bhutan: In Bangladesh and Bhutan, Ade sees the damage that climate change is causing and finds out how we can fight it - and how a whole country can go carbon negative. S1 E2.

Hungary: Ben spends time with Julia Pryke, who left behind a comfortable life in Berkshire, England, to live in a derelict two-bedroom farmhouse in the remote Hungarian countryside. S4 E3.

Friends and Rivals: Sir David Attenborough examines how recognising friends and respecting the power of rivals is vital in the animal world. S1 E9.

About A Boy: 70 year old Jim is in resus after crashing his car and flipping it onto its roof and 50 year old joiner Chris has a wound to his head after a work accident. S18 E5.

Darkness Falls: Dark winter in the arctic brings limited daylight and rapidly decreasing temperatures. With one hundred days without sunlight ahead, Glenn must secure more wood for heat. S3 E6.

Episode 3: From the ancient tropics of China to the depths of the Great Barrier Reef, we continue David's adventures across the globe. S1 E3.

Episode 4: Attenborough explores how the natural world has thrived in seemingly impossible environments. S1 E4.

Episode 1: Ade Adepitan embarks on the first leg of his journey around Africa, starting in west Africa from Cape Verde to Senegal and the Ivory Coast, before finishing in Nigeria. S1 E1.

Bangladesh and Bhutan: In Bangladesh and Bhutan, Ade sees the damage that climate change is causing and finds out how we can fight it - and how a whole country can go carbon negative. S1 E2.

Hungary: Ben spends time with Julia Pryke, who left behind a comfortable life in Berkshire, England, to live in a derelict two-bedroom farmhouse in the remote Hungarian countryside. S4 E3.

Friends and Rivals: Sir David Attenborough examines how recognising friends and respecting the power of rivals is vital in the animal world. S1 E9.

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

Episode 3: From the ancient tropics of China to the depths of the Great Barrier Reef, we continue David's adventures across the globe. S1 E3.

Episode 4: Attenborough explores how the natural world has thrived in seemingly impossible environments. S1 E4.

Darkness Falls: Dark winter in the arctic brings limited daylight and rapidly decreasing temperatures. With one hundred days without sunlight ahead, Glenn must secure more wood for heat. S3 E6.

Episode 10: Inspector Alison Sparkes checks up on a 12 year shi-tzu named Marley who was suffering with one of the worst cases of matting she's ever seen, after being abandoned at animal centre. S8 E10.

Friends and Rivals: Sir David Attenborough examines how recognising friends and respecting the power of rivals is vital in the animal world. S1 E9.

Episode 2: More dramatic than any work of fiction, the world of growing families, power struggles and feuding rivals, is back. Watch as animals strive to create dynasties fit to rule for generations. S1 E2.

Hungary: Ben spends time with Julia Pryke, who left behind a comfortable life in Berkshire, England, to live in a derelict two-bedroom farmhouse in the remote Hungarian countryside. S4 E3.

Bangladesh and Bhutan: In Bangladesh and Bhutan, Ade sees the damage that climate change is causing and finds out how we can fight it - and how a whole country can go carbon negative. S1 E2.

About A Boy: 70 year old Jim is in resus after crashing his car and flipping it onto its roof and 50 year old joiner Chris has a wound to his head after a work accident. S18 E5.

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

Darkness Falls: Dark winter in the arctic brings limited daylight and rapidly decreasing temperatures. With one hundred days without sunlight ahead, Glenn must secure more wood for heat. S3 E6.

Darkness Falls: Dark winter in the arctic brings limited daylight and rapidly decreasing temperatures. With one hundred days without sunlight ahead, Glenn must secure more wood for heat. S3 E6.

Episode 3: From the ancient tropics of China to the depths of the Great Barrier Reef, we continue David's adventures across the globe. S1 E3.

Episode 4: Attenborough explores how the natural world has thrived in seemingly impossible environments. S1 E4.

Episode 2: The second of Ade Adepitan's four-part journey around Africa takes him across central Africa, from the coast of Gabon, through the Democratic Republic of Congo, and on to Uganda. S1 E2.

Scandinavia: Ade begins the final leg of his journey in the Arctic - the fastest warming place on the planet - in Svalbard, halfway between the top of mainland Europe, and the North Pole. S1 E3.

Canada: Ben meets former War Correspondent Julius Strauss in a remote mountain valley lodge in Canada and finds out how he became one of North America's top grizzly bear guides. S4 E4.

Talking to Strangers: Sir David Attenborough examines methods of communication in the animal kingdom, including screaming birds in the rainforest and amorous fish in San Francisco Bay. S1 E10.

Life's Too Short: Keith is rushed to Queen's Medical Centre after a cardiac arrest, Joanna suffers a spinal fracture and in the Urgent Treatment Unit, John is being treated after being run over by a car. S18 E6.

Alone in the Dark: New challenges emerge in the sub-zero temperatures of Alaska's dark winter. Andy, now living alone in the bush of eagle, maintains the snow covered trails and takes of the dogs. S3 E7.

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Spinners and Weavers: What are the processes behind the building of these complex animal structures. S2 E8.

Spinners and Weavers: What are the processes behind the building of these complex animal structures. S2 E8.

Fresh Water: Fresh water is the lifeblood of planet Earth, where incredible animal dramas play out. From death-feigning fish to frogs that glide, each depends on fresh water for their survival. S3 E4.

Episode 2: The second of Ade Adepitan's four-part journey around Africa takes him across central Africa, from the coast of Gabon, through the Democratic Republic of Congo, and on to Uganda. S1 E2.

Scandinavia: Ade begins the final leg of his journey in the Arctic - the fastest warming place on the planet - in Svalbard, halfway between the top of mainland Europe, and the North Pole. S1 E3.

Canada: Ben meets former War Correspondent Julius Strauss in a remote mountain valley lodge in Canada and finds out how he became one of North America's top grizzly bear guides. S4 E4.

Talking to Strangers: Sir David Attenborough examines methods of communication in the animal kingdom, including screaming birds in the rainforest and amorous fish in San Francisco Bay. S1 E10.

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

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Spinners and Weavers: What are the processes behind the building of these complex animal structures. S2 E8.

Spinners and Weavers: What are the processes behind the building of these complex animal structures. S2 E8.

Fresh Water: Fresh water is the lifeblood of planet Earth, where incredible animal dramas play out. From death-feigning fish to frogs that glide, each depends on fresh water for their survival. S3 E4.

Alone in the Dark: New challenges emerge in the sub-zero temperatures of Alaska's dark winter. Andy, now living alone in the bush of eagle, maintains the snow covered trails and takes of the dogs. S3 E7.

Episode 11: In Norwich, an animal lover who's taken on too many pets is struggling to meet all their needs. S8 E11.

Talking to Strangers: Sir David Attenborough examines methods of communication in the animal kingdom, including screaming birds in the rainforest and amorous fish in San Francisco Bay. S1 E10.

Episode 3: More dramatic than any work of fiction, the world of growing families, power struggles and feuding rivals, is back. Watch as animals strive to create dynasties fit to rule for generations. S1 E3.

Canada: Ben meets former War Correspondent Julius Strauss in a remote mountain valley lodge in Canada and finds out how he became one of North America's top grizzly bear guides. S4 E4.

Scandinavia: Ade begins the final leg of his journey in the Arctic - the fastest warming place on the planet - in Svalbard, halfway between the top of mainland Europe, and the North Pole. S1 E3.

Life's Too Short: Keith is rushed to Queen's Medical Centre after a cardiac arrest, Joanna suffers a spinal fracture and in the Urgent Treatment Unit, John is being treated after being run over by a car. S18 E6.

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

Alone in the Dark: New challenges emerge in the sub-zero temperatures of Alaska's dark winter. Andy, now living alone in the bush of eagle, maintains the snow covered trails and takes of the dogs. S3 E7.

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Life on Ice: How do some animals survive conditions so cold, they seem to defy the laws of nature. S2 E7.

Spinners and Weavers: What are the processes behind the building of these complex animal structures. S2 E8.

Fresh Water: Fresh water is the lifeblood of planet Earth, where incredible animal dramas play out. From death-feigning fish to frogs that glide, each depends on fresh water for their survival. S3 E4.

Episode 4: A behind-the-scenes look at the final chapter of the Planet Earth trilogy, which explores the greatest habitats on our amazing planet. S1 E4.

Episode 3: Ade begins this leg of his journey in Tanzania, in Selous Game Reserve. He is on the lookout for elephants but numbers in this park have fallen by 90% over the last few decades. S1 E3.

ADHD: It's thought that 1 in 20 people has ADHD, but Chris still feels that the condition remains misunderstood. Chris meets two people to find out what's really going on inside their ADHD minds. S2 E1.

Ibiza: In a secluded valley on the island of Ibiza, Ben lives in a commune with an ex-navy officer who shunned a life of wealth and excess on the high seas for a back-to-basics existence. S4 E5.

Courting: Sir David Attenborough examines the vast array of techniques animals must use if they are to have a successful courtship and become a parent. S1 E11.

Blood, Sweat And Tears: 55 year old Chris is rushed to Queen's Medical Centre after being run over by a lorry at work, whilst 65-year-old Elizabeth has a head wound after falling cleaning a pub. S18 E7.

Emergency Cache: The adventurers blaze a trail across Alaska in the midst of winter. In Noorvik, the Hailstones stash emergency supplies along their hunting and trapping routes. S3 E8.

Frozen Lands: In the far north of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their very limits. S2 E5.

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

Episode 3: Ade begins this leg of his journey in Tanzania, in Selous Game Reserve. He is on the lookout for elephants but numbers in this park have fallen by 90% over the last few decades. S1 E3.

ADHD: It's thought that 1 in 20 people has ADHD, but Chris still feels that the condition remains misunderstood. Chris meets two people to find out what's really going on inside their ADHD minds. S2 E1.

Ibiza: In a secluded valley on the island of Ibiza, Ben lives in a commune with an ex-navy officer who shunned a life of wealth and excess on the high seas for a back-to-basics existence. S4 E5.

Courting: Sir David Attenborough examines the vast array of techniques animals must use if they are to have a successful courtship and become a parent. S1 E11.

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

Frozen Lands: In the far north of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their very limits. S2 E5.

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

Emergency Cache: The adventurers blaze a trail across Alaska in the midst of winter. In Noorvik, the Hailstones stash emergency supplies along their hunting and trapping routes. S3 E8.

Episode 12: It's a very emotional time for Herchy as she meets the daughter of a dog owner with dementia. Due to work commitments, the daughter can no longer look after her mother's dog, Roxy. S8 E12.

Courting: Sir David Attenborough examines the vast array of techniques animals must use if they are to have a successful courtship and become a parent. S1 E11.

Episode 4: More dramatic than any work of fiction, the world of growing families, power struggles and feuding rivals, is back. Watch as animals strive to create dynasties fit to rule for generations. S1 E4.

Ibiza: In a secluded valley on the island of Ibiza, Ben lives in a commune with an ex-navy officer who shunned a life of wealth and excess on the high seas for a back-to-basics existence. S4 E5.

ADHD: It's thought that 1 in 20 people has ADHD, but Chris still feels that the condition remains misunderstood. Chris meets two people to find out what's really going on inside their ADHD minds. S2 E1.

Blood, Sweat And Tears: 55 year old Chris is rushed to Queen's Medical Centre after being run over by a lorry at work, whilst 65-year-old Elizabeth has a head wound after falling cleaning a pub. S18 E7.

Exodus: 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.

Emergency Cache: The adventurers blaze a trail across Alaska in the midst of winter. In Noorvik, the Hailstones stash emergency supplies along their hunting and trapping routes. S3 E8.

Frozen Lands: In the far north of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their very limits. S2 E5.

Episode 5: This fascinating behind-the-scenes special reveals the most memorable moments in the making of this captivating series. S1 E5.

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

Episode 4: The last leg of Ade Adepitan's tour sees him travelling from the beaches of Mozambique, through to South Africa. At Paradise Island, Ade finds an abandoned hotel. S1 E4.

Dyslexia: It's thought that up to 1 in 10 people in the UK are dyslexic, making it the most diagnosed type of neurodivergence. Despite this, Chris feels dyslexia is frequently ignored and often misunderstood. S2 E2.

Mongolia: Ben ventures deep into the freezing tundra of Outer Mongolia to meet a couple who left their comfortable life in America to become missionaries in this remote corner of the world. S4 E6.

Continuing the Line: Sir David Attenborough examines the lengths creatures will go to in order to make babies. To continue the line by passing on genes is the ultimate triumph. S1 E12.

Boys Just Want to Have Fun: Milky comes to A&E with possible life-changing injuries after a road crash, Shaun has had a bad parachute landing and a 6-year-old has an unknown object stuck in his throat. S18 E8.

No Easy Out: Survival in an Alaskan winter depends on a gruelling amount of work. In Noorvik, Chip and Agnes Hailstone break trail to the Kiwalik River in preparation of their spring caribou hunt. S3 E9.

A look at the hidden side of Galapagos, revealing why it is such a showcase for evolution. S1 E1.

Episode 5: With the emergence of a young rival, a spotted hyena queen struggles to keep her grip on power - while also trying to raise a family - on Zambia's vast and unforgiving Liuwa Plain grasslands. S2 E5.

Episode 4: The last leg of Ade Adepitan's tour sees him travelling from the beaches of Mozambique, through to South Africa. At Paradise Island, Ade finds an abandoned hotel. S1 E4.

Dyslexia: It's thought that up to 1 in 10 people in the UK are dyslexic, making it the most diagnosed type of neurodivergence. Despite this, Chris feels dyslexia is frequently ignored and often misunderstood. S2 E2.

Mongolia: Ben ventures deep into the freezing tundra of Outer Mongolia to meet a couple who left their comfortable life in America to become missionaries in this remote corner of the world. S4 E6.

Continuing the Line: Sir David Attenborough examines the lengths creatures will go to in order to make babies. To continue the line by passing on genes is the ultimate triumph. S1 E12.

Exodus: 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.

A look at the hidden side of Galapagos, revealing why it is such a showcase for evolution. S1 E1.

Episode 5: With the emergence of a young rival, a spotted hyena queen struggles to keep her grip on power - while also trying to raise a family - on Zambia's vast and unforgiving Liuwa Plain grasslands. S2 E5.

No Easy Out: Survival in an Alaskan winter depends on a gruelling amount of work. In Noorvik, Chip and Agnes Hailstone break trail to the Kiwalik River in preparation of their spring caribou hunt. S3 E9.

Destiny: 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.

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

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

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

Exodus: 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.

No Easy Out: Survival in an Alaskan winter depends on a gruelling amount of work. In Noorvik, Chip and Agnes Hailstone break trail to the Kiwalik River in preparation of their spring caribou hunt. S3 E9.

Episode 8: In Bedford, Inspector Justin Stubbs is called to the case of a mysterious puppy accident when Kia the Shar Pei falls from a fourth-floor building. S8 E8.