Episode 3: 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.

Teenage Dreams: Staff at Queen's Medical Centre are dealing with the fallout flowing a spate of needle spiking attacks in nightclubs in the city and across the country. S18 E20.

A Shoulder To Lean On: A pedestrian is rushed to A&E with multiple life-threatening injuries after being injured in a hit-and-run, an acrobat has a damaged wrist and a 93-year-old has a broken leg. S18 E21.

Loaded: On the cusp of springtime, Alaskans encounter unexpected roadblocks in their struggle for survival. Sue Aikens gets stuck out on the tundra during her trek home with a new piece of equipment. S4 E11.

Episode 3: Steve Backshall journeys the globe with some of the greatest travellers on the planet as he explores the reasons that drive their epic voyages and the challenges migrating whales face. S1 E3.

Storm Worlds: Professor Brian Cox explores the solar system's wildest weather, encountering powerful lightning, strange metallic frosts and monsoon rains on a moon a billion kilometres from Earth. S1 E3.

Among the Sex Offenders: Louis Theroux spends time in the twilight world of Los Angeles' paroled sex offenders, who live under force of tough regulations. S1 E3.

Episode 1: In the Gloucestershire countryside, Steve has a wonderful wild badger encounter. While deep in a specially rigged sett, could a female badger, called Peggy be about to give birth? S1 E1.

Episode 2: We continue to follow the wonderful world of our Bluebell badgers, watching the cubs head out on an adventure for the very first time, while back at their sett tensions are rising. S1 E2.

Episode 1: Backshall takes on the challenge of beekeeping, getting expert guidance from none other than King Charles III's beekeeper at Highgrove. The episode explores the variety of the UK's 270 bee species. S1 E1.

Episode 2: Steve Backshall reveals that bee stings are nothing to be afraid of as he wears a "bee beard", allowing 10,000 to crawl all over his face. Plus, a look at the dreaded Asian Hornet! S1 E2.

Episode 1: Witness the great wildebeest migration in East Africa, the most impressive mass movement of land animals on Earth. S1 E1.

Episode 7: Inspector Joynes discovers a bull mastiff living a lonely life in a garden shed. S4 E7.

Expandable Bodies: What is the secret behind expandable bodies, like the anaconda who can swallow prey twice its own body size? S3 E3.

Loaded: On the cusp of springtime, Alaskans encounter unexpected roadblocks in their struggle for survival. Sue Aikens gets stuck out on the tundra during her trek home with a new piece of equipment. S4 E11.

Among the Sex Offenders: Louis Theroux spends time in the twilight world of Los Angeles' paroled sex offenders, who live under force of tough regulations. S1 E3.

Courtship: It's time to win a mate and the stakes could not be higher. S1 E5.

Challenger: There are new discoveries from HMS Challenger's incredible sea voyage of 150 years ago. We look for micrometeorites on the museum's roof and meet a virtual rhino. S2 E3.

Human: Discover the extraordinary ways in which wildlife survives in a rapidly changing human world. From cobras hunting in houses to macaques stealing mobile phones to barter with. S3 E7.

Episode 2: A group of geologists take on a treacherous journey, and we explore the various mining strongholds around the Arctic circle. S1 E2.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

Loaded: On the cusp of springtime, Alaskans encounter unexpected roadblocks in their struggle for survival. Sue Aikens gets stuck out on the tundra during her trek home with a new piece of equipment. S4 E11.

Episode 3: Steve Backshall journeys the globe with some of the greatest travellers on the planet as he explores the reasons that drive their epic voyages and the challenges migrating whales face. S1 E3.

Storm Worlds: Professor Brian Cox explores the solar system's wildest weather, encountering powerful lightning, strange metallic frosts and monsoon rains on a moon a billion kilometres from Earth. S1 E3.

Peru: After six years globetrotting, Scott and Casey gambled their life savings on a kite-surfing school in a remote stretch of the Peruvian coast. S7 E1.

Morocco: Ben meets former Melbourne-based festival director Karen, who set up a three-acre artists' retreat in the heart of the Sahara. S7 E2.

Episode 9: An unfriendly welcome awaits Inspector Anthony Joynes when he swoops in to save four dogs from an overcrowded house. S4 E9.

Episode 10: The search for four dogs, including two types of St Bernard, takes Callum Isitt to London's Parliament Square. S4 E10.

Together We Have It All: A 38-year-old has life-threatening injuries after a wall collapses at work, seven-year-old Layla-Rose has smashed her front teeth and a teenage motocross rider has crashed his bike. S18 E22.

Finding My Voice: Ron has been admitted into Queen's Medical Centre after falling out of bed, Jake is receiving treatment after trapping his finger in a container at work. S18 E23.

No Shortcuts: As winter comes to a close, there are no shortcuts for Alaskans as they wrap up the long season. In Kavik, Sue waits for her loader to arrive. S4 E12.

The Odyssey for New Life: A young sperm whale, a monk seal, a loggerhead sea turtle, a family of storks, a Dragonera lizard and an island cat are only some of the main characters in the Mediterranean world. S1 E1.

Caring for Living Beings: In the Mediterranean ocean, attempts to care for offspring can be perilous. This breathtaking natural history documentary follows various creatures who risk everything to look after their young. S1 E2.

The Guardians of the Mediterranean: The Mediterranean and the creatures that live within it are facing many threats. Global warming, overfishing and pollution are all taking their toll. S1 E3.

Becoming An Adult: Under the care of their mothers, many Mediterranean animals enjoy a certain amount of protection. But the move to adulthood can be fraught with danger. S1 E4.

Old Age and Rebirth: For some of the animals that live in the Mediterranean region, reaching old age can result in a death sentence. This astonishing natural history documentary follows the progress of an aging flamingo. S1 E5.

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.

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.

Among the Sex Offenders: Louis Theroux spends time in the twilight world of Los Angeles' paroled sex offenders, who live under force of tough regulations. S1 E3.

Among the Sex Offenders: Louis Theroux spends time in the twilight world of Los Angeles' paroled sex offenders, who live under force of tough regulations. S1 E3.

Episode 3: Steve Backshall journeys the globe with some of the greatest travellers on the planet as he explores the reasons that drive their epic voyages and the challenges migrating whales face. S1 E3.

Together We Have It All: A 38-year-old has life-threatening injuries after a wall collapses at work, seven-year-old Layla-Rose has smashed her front teeth and a teenage motocross rider has crashed his bike. S18 E22.

Finding My Voice: Ron has been admitted into Queen's Medical Centre after falling out of bed, Jake is receiving treatment after trapping his finger in a container at work. S18 E23.

No Shortcuts: As winter comes to a close, there are no shortcuts for Alaskans as they wrap up the long season. In Kavik, Sue waits for her loader to arrive. S4 E12.

Episode 12: Chief Inspector Cathy Hyde accesses a property suspected of being involved in puppy trafficking. S4 E12.

Old Age and Rebirth: For some of the animals that live in the Mediterranean region, reaching old age can result in a death sentence. This astonishing natural history documentary follows the progress of an aging flamingo. S1 E5.

Sweden: Ben travels to Sweden to meet Annalisa, the Italian chose a life on the streets of Europe as a teenager, and now is developing a forest hideaway on the fringes of Swedish society. S7 E5.

Sweden: Ben travels to Sweden to meet Annalisa, the Italian chose a life on the streets of Europe as a teenager, and now is developing a forest hideaway on the fringes of Swedish society. S7 E5.

Episode 2: Liz Bonnin travels to California to learn about the increasing wildfires. Ade Adepitan travels to Kenya to look at rising climate temperatures, and Gordon Buchanan is in Brazil looking for jaguars. S1 E2.

Episode 2: Liz Bonnin travels to California to learn about the increasing wildfires. Ade Adepitan travels to Kenya to look at rising climate temperatures, and Gordon Buchanan is in Brazil looking for jaguars. S1 E2.

Right By Your Side: Katie has multiple broken bones and internal injuries from a horse-riding accident. Amy has a deep laceration to her ankle after a lockdown party with her flatmates ended badly. S18 E24.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

No Shortcuts: As winter comes to a close, there are no shortcuts for Alaskans as they wrap up the long season. In Kavik, Sue waits for her loader to arrive. S4 E12.

Episode 3: 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.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

Episode 1: An epic dinosaur mystery. Why do so many iconic Jurassic beasts lie buried in this unforgiving corner of Wyoming desert? S1 E1.

Inferno: 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.

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

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

Without a Trace: Doctors work to help a man who has been stabbed at a party and an elderly man with heart failure. S18 E25.

The Thaw: The Confrontation: With seasons changing in the arctic, Alaskans hunt and explore various pathways through the wilderness before spring breakup fully arrives. S4 E13.

Mountains: The wildlife documentary series with David Attenborough continues with a unique and intimate glimpse into the secretive lives of mountain-dwelling animals. S2 E2.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

Episode 1: An epic dinosaur mystery. Why do so many iconic Jurassic beasts lie buried in this unforgiving corner of Wyoming desert? S1 E1.

Inferno: 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.

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

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

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Mountains: The wildlife documentary series with David Attenborough continues with a unique and intimate glimpse into the secretive lives of mountain-dwelling animals. S2 E2.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

The Thaw: The Confrontation: With seasons changing in the arctic, Alaskans hunt and explore various pathways through the wilderness before spring breakup fully arrives. S4 E13.

The Thaw: The Confrontation: With seasons changing in the arctic, Alaskans hunt and explore various pathways through the wilderness before spring breakup fully arrives. S4 E13.

Episode 13: In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Episode 13: In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

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

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

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

Inferno: 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.

Without a Trace: Doctors work to help a man who has been stabbed at a party and an elderly man with heart failure. S18 E25.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

The Thaw: The Confrontation: With seasons changing in the arctic, Alaskans hunt and explore various pathways through the wilderness before spring breakup fully arrives. S4 E13.

Mountains: The wildlife documentary series with David Attenborough continues with a unique and intimate glimpse into the secretive lives of mountain-dwelling animals. S2 E2.

Mountains: The wildlife documentary series with David Attenborough continues with a unique and intimate glimpse into the secretive lives of mountain-dwelling animals. S2 E2.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

Episode 2: The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

Episode 2: The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

Snowball: 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.

Snowball: 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.

Panama: Ben meets Jaimie, an eccentric inventor originally from Vermont who lives with his family on a group of islands he has bought off the coast of Panama. S7 E7.

Panama: Ben meets Jaimie, an eccentric inventor originally from Vermont who lives with his family on a group of islands he has bought off the coast of Panama. S7 E7.

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

A Song from the Darkest Hour: The 19th series of the medical documentary programme begins by following the stories of two people who have come to the UK to make a new home for themselves. S19 E1.

A Song from the Darkest Hour: The 19th series of the medical documentary programme begins by following the stories of two people who have come to the UK to make a new home for themselves. S19 E1.

The Thaw: Blindsided: As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Bison: There are extraordinary new dinosaur discoveries uncovered in the Moroccan mountains. We get close to wild bison in Kent and hunt for invasive crabs in the river Thames. S2 E4.

Episode 2: The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

Snowball: 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.

Panama: Ben meets Jaimie, an eccentric inventor originally from Vermont who lives with his family on a group of islands he has bought off the coast of Panama. S7 E7.

Episode 13: In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Episode 13: In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Bison: There are extraordinary new dinosaur discoveries uncovered in the Moroccan mountains. We get close to wild bison in Kent and hunt for invasive crabs in the river Thames. S2 E4.

Bison: There are extraordinary new dinosaur discoveries uncovered in the Moroccan mountains. We get close to wild bison in Kent and hunt for invasive crabs in the river Thames. S2 E4.

The Thaw: Blindsided: As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

The Thaw: Blindsided: As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Episode 14: Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Panama: Ben meets Jaimie, an eccentric inventor originally from Vermont who lives with his family on a group of islands he has bought off the coast of Panama. S7 E7.

Snowball: 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.

A Song from the Darkest Hour: The 19th series of the medical documentary programme begins by following the stories of two people who have come to the UK to make a new home for themselves. S19 E1.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

The Thaw: Blindsided: As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Bison: There are extraordinary new dinosaur discoveries uncovered in the Moroccan mountains. We get close to wild bison in Kent and hunt for invasive crabs in the river Thames. S2 E4.

The Dark Ocean: Underwater cameraman Ken O'Sullivan explores the marine life of the northern part of the ocean, beginning with the dark waters off the coast of the north of Ireland in winter. S1 E1.

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

Iceland: Ben journeys to the freezing coastal waters of Iceland to live with Hakon, a former carpenter who overcame alcohol and embraced a clean, solo life in the wilderness on an private island. S7 E8.

Land of Heat and Dust: Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Where We Belong: Mohammad, who's 43 and has Motor Neurone Disease, is rushed to St George's with severe sepsis, while 47-year-old David has suffered a significant leg injury. S19 E2.

The Thaw: River Of Rage: Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Curious Cures: This episode focuses on animals who protect themselves with natural remedies in the same way that humans use medicine. S3 E5.

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

Heroes: David Attenborough introduces conservation heroes fighting to save the world's wildlife, from exploring remote jungles to going undercover to catch criminals in the illegal ivory trade. S3 E8.

The Dark Ocean: Underwater cameraman Ken O'Sullivan explores the marine life of the northern part of the ocean, beginning with the dark waters off the coast of the north of Ireland in winter. S1 E1.

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

Iceland: Ben journeys to the freezing coastal waters of Iceland to live with Hakon, a former carpenter who overcame alcohol and embraced a clean, solo life in the wilderness on an private island. S7 E8.

Land of Heat and Dust: Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Curious Cures: This episode focuses on animals who protect themselves with natural remedies in the same way that humans use medicine. S3 E5.

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

Heroes: David Attenborough introduces conservation heroes fighting to save the world's wildlife, from exploring remote jungles to going undercover to catch criminals in the illegal ivory trade. S3 E8.

The Thaw: River Of Rage: Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Episode 15: Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Episode 15: Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Land of Heat and Dust: Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Land of Heat and Dust: Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Iceland: Ben journeys to the freezing coastal waters of Iceland to live with Hakon, a former carpenter who overcame alcohol and embraced a clean, solo life in the wilderness on an private island. S7 E8.

Iceland: Ben journeys to the freezing coastal waters of Iceland to live with Hakon, a former carpenter who overcame alcohol and embraced a clean, solo life in the wilderness on an private island. S7 E8.

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

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

Where We Belong: Mohammad, who's 43 and has Motor Neurone Disease, is rushed to St George's with severe sepsis, while 47-year-old David has suffered a significant leg injury. S19 E2.

Where We Belong: Mohammad, who's 43 and has Motor Neurone Disease, is rushed to St George's with severe sepsis, while 47-year-old David has suffered a significant leg injury. S19 E2.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

The Thaw: River Of Rage: Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Curious Cures: This episode focuses on animals who protect themselves with natural remedies in the same way that humans use medicine. S3 E5.

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

Heroes: David Attenborough introduces conservation heroes fighting to save the world's wildlife, from exploring remote jungles to going undercover to catch criminals in the illegal ivory trade. S3 E8.

Searching For Monsters: Underwater cameraman Ken O'Sullivan travels along the south coast of Ireland searching for fin whales, finding out that their migration routes have only recently started to be documented. S1 E2.

Atmosphere: 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.

Siberia: Maverick scientist Nikita was a former maths student living in the city, when his father asked for his help with an extraordinary experiment in one of the most remote places on the planet. S7 E9.

The Hardest Challenge: Nature documentary series narrated by Sir David Attenborough. This opening episode reveals the strategies used by both predators and prey. S1 E1.

Trouble in Mind: A security guard manages a violent incident with a patient. Jack is rushed into A&E after falling from a horse. And seven-year-old Lyla has a finger infection. S19 E3.

The Thaw: Head Above Water: As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Episode 3: In the very middle of the massive Greenland ice sheet is E-Grip - an extraordinary camp setup of international researchers. S1 E3.

Searching For Monsters: Underwater cameraman Ken O'Sullivan travels along the south coast of Ireland searching for fin whales, finding out that their migration routes have only recently started to be documented. S1 E2.

Atmosphere: 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.

Siberia: Maverick scientist Nikita was a former maths student living in the city, when his father asked for his help with an extraordinary experiment in one of the most remote places on the planet. S7 E9.

The Hardest Challenge: Nature documentary series narrated by Sir David Attenborough. This opening episode reveals the strategies used by both predators and prey. S1 E1.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Episode 3: In the very middle of the massive Greenland ice sheet is E-Grip - an extraordinary camp setup of international researchers. S1 E3.

The Thaw: Head Above Water: As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Episode 16: Inspector Anthony and vet Serena help a dog whose toe may be cancerous. S4 E16.

The Hardest Challenge: Nature documentary series narrated by Sir David Attenborough. This opening episode reveals the strategies used by both predators and prey. S1 E1.

Siberia: Maverick scientist Nikita was a former maths student living in the city, when his father asked for his help with an extraordinary experiment in one of the most remote places on the planet. S7 E9.

Siberia: Maverick scientist Nikita was a former maths student living in the city, when his father asked for his help with an extraordinary experiment in one of the most remote places on the planet. S7 E9.

Atmosphere: 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.

Atmosphere: 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.

Trouble in Mind: A security guard manages a violent incident with a patient. Jack is rushed into A&E after falling from a horse. And seven-year-old Lyla has a finger infection. S19 E3.

Trouble in Mind: A security guard manages a violent incident with a patient. Jack is rushed into A&E after falling from a horse. And seven-year-old Lyla has a finger infection. S19 E3.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

The Thaw: Head Above Water: As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Episode 3: In the very middle of the massive Greenland ice sheet is E-Grip - an extraordinary camp setup of international researchers. S1 E3.

Into The Light: Underwater cameraman Ken O'Sullivan embraces the spirit of early explorers, and gains an understanding of some of the ocean's greatest and most diverse animals. S1 E3.

Human: 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.

New Zealand: Ben joins fellow Brit Lucy, husband Tim and their two daughters, a family who swapped their London home for a yurt on a woodland river on New Zealand's North Island. S7 E10.

In the Grip of the Seasons: Nature documentary series narrated by Sir David Attenborough. How do polar predators face the challenges of hunting in the Arctic? S1 E2.

See the Light: 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.

The Thaw: Against The Tide: Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

Circle of Life: Incredible ceremonies to mark birth, marriage and death. In the Amazon, a Kayapo family performs rituals to protect a baby from their ancestors' spirits. S1 E1.

An intimate and revealing film that follows two mother mountain lions struggling to raise their kittens in Wyoming's spectacular Rocky Mountains. S1 E1.

Into The Light: Underwater cameraman Ken O'Sullivan embraces the spirit of early explorers, and gains an understanding of some of the ocean's greatest and most diverse animals. S1 E3.

Human: 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.

New Zealand: Ben joins fellow Brit Lucy, husband Tim and their two daughters, a family who swapped their London home for a yurt on a woodland river on New Zealand's North Island. S7 E10.

In the Grip of the Seasons: Nature documentary series narrated by Sir David Attenborough. How do polar predators face the challenges of hunting in the Arctic? S1 E2.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

Circle of Life: Incredible ceremonies to mark birth, marriage and death. In the Amazon, a Kayapo family performs rituals to protect a baby from their ancestors' spirits. S1 E1.

An intimate and revealing film that follows two mother mountain lions struggling to raise their kittens in Wyoming's spectacular Rocky Mountains. S1 E1.

The Thaw: Against The Tide: Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

The Thaw: Against The Tide: Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

Episode 12: Chief Inspector Cathy Hyde accesses a property suspected of being involved in puppy trafficking. S4 E12.

Episode 13: In Merseyside, Anthony Joynes helps Patterdale terriers Frodo and Smeagol. S4 E13.

Mountains: The wildlife documentary series with David Attenborough continues with a unique and intimate glimpse into the secretive lives of mountain-dwelling animals. S2 E2.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Circle of Life: Incredible ceremonies to mark birth, marriage and death. In the Amazon, a Kayapo family performs rituals to protect a baby from their ancestors' spirits. S1 E1.

Without a Trace: Doctors work to help a man who has been stabbed at a party and an elderly man with heart failure. S18 E25.

A Song from the Darkest Hour: The 19th series of the medical documentary programme begins by following the stories of two people who have come to the UK to make a new home for themselves. S19 E1.

The Thaw: The Slow Grind: As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Episode 4: Steve returns home to the Atlantic waters of the British Isles as he considers the question of what humanity can do to ensure the enduring future of whales, which have already survived so much. S1 E4.

Ice Worlds: Professor Brian Cox explores the solar system's ice giants, frozen moons and worlds where ice behaves in unimaginable ways. S1 E4.

Love Without Limits: Louis Theroux travels to Portland, Oregon, to visit a movement seeking to rewrite the rulebook on how we conduct intimate relationships and experience family life. S1 E1.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

Curious Cures: This episode focuses on animals who protect themselves with natural remedies in the same way that humans use medicine. S3 E5.

The Thaw: The Slow Grind: As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Love Without Limits: Louis Theroux travels to Portland, Oregon, to visit a movement seeking to rewrite the rulebook on how we conduct intimate relationships and experience family life. S1 E1.

Parenthood: Offspring are the next best thing to immortality. Parents take great risks to raise them. S1 E6.

Bison: There are extraordinary new dinosaur discoveries uncovered in the Moroccan mountains. We get close to wild bison in Kent and hunt for invasive crabs in the river Thames. S2 E4.

Heroes: David Attenborough introduces conservation heroes fighting to save the world's wildlife, from exploring remote jungles to going undercover to catch criminals in the illegal ivory trade. S3 E8.

Episode 3: In the very middle of the massive Greenland ice sheet is E-Grip - an extraordinary camp setup of international researchers. S1 E3.

An intimate and revealing film that follows two mother mountain lions struggling to raise their kittens in Wyoming's spectacular Rocky Mountains. S1 E1.

The Thaw: The Slow Grind: As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Episode 4: Steve returns home to the Atlantic waters of the British Isles as he considers the question of what humanity can do to ensure the enduring future of whales, which have already survived so much. S1 E4.

Ice Worlds: Professor Brian Cox explores the solar system's ice giants, frozen moons and worlds where ice behaves in unimaginable ways. S1 E4.

Ethiopia: Native Glaswegian Susan rejected retirement for a remote region of Africa, where she has set up both a school and a mountain-top restaurant. S7 E6.

Panama: Ben meets Jaimie, an eccentric inventor originally from Vermont who lives with his family on a group of islands he has bought off the coast of Panama. S7 E7.

Episode 14: Inspector Anthony is called to a property where Teddy, a terrified terrier cross has a flea infestation. S4 E14.

Episode 15: Eddie the Yorkshire terrier has heavily matted fur and gets a much needed haircut. S4 E15.

Where We Belong: Mohammad, who's 43 and has Motor Neurone Disease, is rushed to St George's with severe sepsis, while 47-year-old David has suffered a significant leg injury. S19 E2.

Trouble in Mind: A security guard manages a violent incident with a patient. Jack is rushed into A&E after falling from a horse. And seven-year-old Lyla has a finger infection. S19 E3.

The Thaw: Midnight Sun: Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

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

Lost Worlds: We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Land of Heat and Dust: Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

The Hardest Challenge: Nature documentary series narrated by Sir David Attenborough. This opening episode reveals the strategies used by both predators and prey. S1 E1.

In the Grip of the Seasons: Nature documentary series narrated by Sir David Attenborough. How do polar predators face the challenges of hunting in the Arctic? S1 E2.

Rock Pooling: Cameraman Mike Pitts and producer Adam Chapman travelled to the Falkland Islands on a tip-off that a pod of orca had learnt how to hunt naïve elephant seal pups when they first venture into the water. S1 E7.

Love Without Limits: Louis Theroux travels to Portland, Oregon, to visit a movement seeking to rewrite the rulebook on how we conduct intimate relationships and experience family life. S1 E1.

Episode 4: Steve returns home to the Atlantic waters of the British Isles as he considers the question of what humanity can do to ensure the enduring future of whales, which have already survived so much. S1 E4.

Where We Belong: Mohammad, who's 43 and has Motor Neurone Disease, is rushed to St George's with severe sepsis, while 47-year-old David has suffered a significant leg injury. S19 E2.

Trouble in Mind: A security guard manages a violent incident with a patient. Jack is rushed into A&E after falling from a horse. And seven-year-old Lyla has a finger infection. S19 E3.

The Thaw: Midnight Sun: Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

Episode 17: As well as rescues and rehomes, we spend 48 hours with two RSPCA centres, following the work they do over the festive season. S4 E17.

In the Grip of the Seasons: Nature documentary series narrated by Sir David Attenborough. How do polar predators face the challenges of hunting in the Arctic? S1 E2.

New Zealand: Ben joins fellow Brit Lucy, husband Tim and their two daughters, a family who swapped their London home for a yurt on a woodland river on New Zealand's North Island. S7 E10.

Human: 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.

Virgin Birth: David Attenborough discovered that female Komodo dragons can reproduce without males. S2 E1.

See the Light: 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.

The Thaw: Midnight Sun: Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

Circle of Life: Incredible ceremonies to mark birth, marriage and death. In the Amazon, a Kayapo family performs rituals to protect a baby from their ancestors' spirits. S1 E1.

An intimate and revealing film that follows two mother mountain lions struggling to raise their kittens in Wyoming's spectacular Rocky Mountains. S1 E1.

The Tropics: The spy creatures infiltrate a hippo pod, a nursery of red flying foxes and the secret world of pygmy forest elephants. S2 E1.

Croatia: Ben meets an ex-national athletics coach who now lives a hermit life without basics in a remote forest in Croatia. S7 E11.

Hide and Seek: Nature documentary series narrated by Sir David Attenborough. Predators and their prey hunt and escape in the dense and complex world of the forest. S1 E3.

The Ultimate Price: 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.

The Thaw: Higher Ground: As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.

Jungles: Jungles provide the richest habitats on the planet - mysterious worlds of high drama where extraordinary animals attempt to survive in the most competitive place on earth. S2 E3.

Episode 1: Steve takes us into the dangerous world of crocodiles - one of nature's most fearsome predators - entering croc-infested territory escorted by an armed safari guide. S1 E1.

The Tropics: The spy creatures infiltrate a hippo pod, a nursery of red flying foxes and the secret world of pygmy forest elephants. S2 E1.

Croatia: Ben meets an ex-national athletics coach who now lives a hermit life without basics in a remote forest in Croatia. S7 E11.

Hide and Seek: Nature documentary series narrated by Sir David Attenborough. Predators and their prey hunt and escape in the dense and complex world of the forest. S1 E3.

Jungles: Jungles provide the richest habitats on the planet - mysterious worlds of high drama where extraordinary animals attempt to survive in the most competitive place on earth. S2 E3.

Episode 1: Steve takes us into the dangerous world of crocodiles - one of nature's most fearsome predators - entering croc-infested territory escorted by an armed safari guide. S1 E1.

The Thaw: Higher Ground: As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.

Episode 1: Inspector Michelle Hare is called to a property where a Staffy named Shadow has been left home alone. S8 E1.

Hide and Seek: Nature documentary series narrated by Sir David Attenborough. Predators and their prey hunt and escape in the dense and complex world of the forest. S1 E3.

Croatia: Ben meets an ex-national athletics coach who now lives a hermit life without basics in a remote forest in Croatia. S7 E11.

Armoured Animals: David Attenborough looks at the formidable armour of hedgehogs and rhinos. S2 E2.

The Ultimate Price: 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.

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.

The Thaw: Higher Ground: As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.