BBC Earth (HD)

Cyril is in Kiribati on a mission to catch a brutal and fearless predator capable of ramming sharks to death with its repetitive headbutts. The adventure is on to find the Giant Trevally, a true warrior of a fish.

Hannah Fry reveals the miraculous technologies that define the modern world.

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.

Guangdong's coastline is the longest in China and is shelter to all manner of extraordinary marine life; Corals, Green Turtles, Bowed fiddler crabs, and the Black-faced spoonbill.

Griff Rhys Jones continues his journey across Canada, heading to Quebec and Montreal to experience the French Canadian way of life, which includes sampling poutine, Maple syrup and the obsession with ice hockey.

The big blue is the world's greatest wilderness, far from shore and many kilometres deep. It's a vast marine desert, yet it's home to some of the most spectacular creatures on earth.

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.

Hannah Fry reveals the miraculous technologies that define the modern world.

Guangdong's coastline is the longest in China and is shelter to all manner of extraordinary marine life; Corals, Green Turtles, Bowed fiddler crabs, and the Black-faced spoonbill.

Cyril is in Kiribati on a mission to catch a brutal and fearless predator capable of ramming sharks to death with its repetitive headbutts. The adventure is on to find the Giant Trevally, a true warrior of a fish.

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.

Griff Rhys Jones continues his journey across Canada, heading to Quebec and Montreal to experience the French Canadian way of life, which includes sampling poutine, Maple syrup and the obsession with ice hockey.

The retired footballer travels to the southern Utah desert after his kids accuse him of softness. They hike through the desert, but Deion's fear of snakes causes problems when they encounter one in the wild.

Biologist Patrick Aryee is in Costa Rica to witness the annual mass nesting of sea turtles, as well as the predatory jaguars that come in for the kill.

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

The retired footballer travels to the southern Utah desert after his kids accuse him of softness. They hike through the desert, but Deion's fear of snakes causes problems when they encounter one in the wild.

Biologist Patrick Aryee is in Costa Rica to witness the annual mass nesting of sea turtles, as well as the predatory jaguars that come in for the kill.

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

The retired footballer travels to the southern Utah desert after his kids accuse him of softness. They hike through the desert, but Deion's fear of snakes causes problems when they encounter one in the wild.

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.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Biologist Patrick Aryee is in Costa Rica to witness the annual mass nesting of sea turtles, as well as the predatory jaguars that come in for the kill.

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

The retired footballer travels to the southern Utah desert after his kids accuse him of softness. They hike through the desert, but Deion's fear of snakes causes problems when they encounter one in the wild.

Nick Knowles travels from the Alps to the Adriatic in another entertaining railway adventure as he journeys by train through the breath-taking scenery of Slovenia and Croatia.

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

Griff Rhys Jones continues his journey across Canada, heading to Quebec and Montreal to experience the French Canadian way of life, which includes sampling poutine, Maple syrup and the obsession with ice hockey.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

From enchanted kelp forests to undersea prairies, the planet's green seas teem with life. They are the most abundant but fiercely competitive places in the ocean to live.

Biologist Patrick Aryee is in Costa Rica to witness the annual mass nesting of sea turtles, as well as the predatory jaguars that come in for the kill.

Griff Rhys Jones continues his journey across Canada, heading to Quebec and Montreal to experience the French Canadian way of life, which includes sampling poutine, Maple syrup and the obsession with ice hockey.

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

The retired footballer travels to the southern Utah desert after his kids accuse him of softness. They hike through the desert, but Deion's fear of snakes causes problems when they encounter one in the wild.

Biologist Patrick Aryee is in Costa Rica to witness the annual mass nesting of sea turtles, as well as the predatory jaguars that come in for the kill.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Bear Grylls is joined by Tom Arnold on an adventure through the mountains of Oregon. This adventure begins with a helicopter ride to an isolated forest.

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

In this first episode, Simon revisits the incredible characters he's met while travelling the globe and catches up with a ten-year-old boy he met working in terrible conditions in Bangladesh.

Ben Fogle revisits Rauri on Rathlin Island, who left HR for off-grid life. They repaint Rauri's house and discuss his health struggles, and a daring journey he made to help those in need.

Bear Grylls is joined by Tom Arnold on an adventure through the mountains of Oregon. This adventure begins with a helicopter ride to an isolated forest.

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

In this first episode, Simon revisits the incredible characters he's met while travelling the globe and catches up with a ten-year-old boy he met working in terrible conditions in Bangladesh.

Ben Fogle revisits Rauri on Rathlin Island, who left HR for off-grid life. They repaint Rauri's house and discuss his health struggles, and a daring journey he made to help those in need.

Bear Grylls is joined by Tom Arnold on an adventure through the mountains of Oregon. This adventure begins with a helicopter ride to an isolated forest.

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

In the final instalment of Nick Knowles' Big Adventure in Mongolia, Nick leaves the desert sands of the Gobi and the dramatic peaks of the West to travel to Mongolia's capital, Ulaanbaatar.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

Ben Fogle revisits Rauri on Rathlin Island, who left HR for off-grid life. They repaint Rauri's house and discuss his health struggles, and a daring journey he made to help those in need.

Bear Grylls is joined by Tom Arnold on an adventure through the mountains of Oregon. This adventure begins with a helicopter ride to an isolated forest.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

Ben Fogle revisits Rauri on Rathlin Island, who left HR for off-grid life. They repaint Rauri's house and discuss his health struggles, and a daring journey he made to help those in need.

In this first episode, Simon revisits the incredible characters he's met while travelling the globe and catches up with a ten-year-old boy he met working in terrible conditions in Bangladesh.

Coasts are the most changeable and challenging of ocean habitats, but along with great danger they also offer great riches.

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

Ben Fogle revisits Rauri on Rathlin Island, who left HR for off-grid life. They repaint Rauri's house and discuss his health struggles, and a daring journey he made to help those in need.

Our ancient powers have endured for centuries but destruction is close at hand. What will cause their downfall? And who will create a lasting legacy?

Bear Grylls is joined by Tom Arnold on an adventure through the mountains of Oregon. This adventure begins with a helicopter ride to an isolated forest.

The final chapter. Olimba struggles with old age, and the wild dog story takes an unexpected turn. The lions and the hyenas both enjoy a baby boom - but who has the power to rule?

In this first episode, Simon revisits the incredible characters he's met while travelling the globe and catches up with a ten-year-old boy he met working in terrible conditions in Bangladesh.

World-renowned survivalist Bear Grylls leads Zac Efron on a non-stop extreme survival journey into the Northeast Appalachian mountain range wilderness.

Guangdong's coastline is the longest in China and is shelter to all manner of extraordinary marine life; Corals, Green Turtles, Bowed fiddler crabs, and the Black-faced spoonbill.

In Berlin, Joanna meets a famous photographer who documented life in Soviet-controlled East Berlin and meets Holocaust survivor, Frau Friedlander.

Shocking new insights into the demise of modern humans' sister species, the Neanderthals, Homo sapiens's possible role in their downfall and how it became the last human species on Earth.

World-renowned survivalist Bear Grylls leads Zac Efron on a non-stop extreme survival journey into the Northeast Appalachian mountain range wilderness.