Ellie Harrison is in Pembrokeshire looking at the effect of recent storms on the coast.
The remarkable story of 43-year-old Sudan, the last male northern white rhino in the world
In Borneo, a spy creature meets real orangutans and discovers how they use human tools.
Spy Pup makes friends with a wild dog pack to investigate their maternal love.
Neil Oliver explores the conspiracy theories surrounding the death of Lord Kitchener.
David Attenborough explores whether there is counting in the natural world.
Wildlife enthusiast Hugh Fearnley-Whittingstall explores the Somerset Levels.
Gordon and Sara are in Dartmoor, famed for its rugged landscape and tough wild ponies.
Matt Baker visits St Abbs - a community who refused to let their lifeboat service go under
Hugh visits an ancient hill farm with dozens of nesting house martins and swallows.
David Attenborough examines animals with extreme young, including the panda and the kiwi.
In some natural wonders, people push themselves to the limit to survive.
Experience a village of birds, masks that come alive and a great mountain range.
Helen Skelton explores the ways in which water shapes our lives.
Documentary revealing the social, intelligent side of the killer whale.
Hugh Fearnley Whittingstall wants to fulfil his dream of swimming with barbels.
Chris Packham examines some of the world's weirdest natural events.
Liz Bonnin, Freida Pinto and Jon Gupta reveal the hidden wonders of India's natural world.
Helen tries her hand at 'weaselling', the latest craze to sweep the Peaks.
The dung beetle uses the sun, the moon and the Milky Way to move in the right direction.
Hugh Fearnley-Whittingstall explores the wildlife of Dorset.
Who controls the Nile's water? Alastair Leithead reports.
In many of the earth's natural wonders there is an abundance of animals.
Adam finds out how the latest facial recognition technology is helping farmers.
A look at bizarre and sometimes deadly hybrids, such as the pizzly bear and the killer bee
Hugh's journey takes him across Dartmoor, from the granite peaks to the sea.
Gordon Buchanan joins a team looking to discover why devil rays gather every summer.
A look at amazing places on our planet and the people and creatures that inhabit them.
Tom Heap interviews Bill Gates about British agricultural expertise.
South Korea's remarkable wildlife, natural landscapes and traditions explored.
Hugh tracks down the wild boar that have returned to the Forest of Dean after centuries.
Margherita Taylor meets the duo who are raising and nurturing disease-free cocoa plants.
Gordon Buchanan joins a cheetah conservationist with three orphaned cheetahs in Namibia.
Jules Hudson continues to unveil the winter beauty of the isle of Anglesey.
Monty goes to the island of Barra, where he helps establish a new walking trail.
Jules meets Ben Ainslie to learn about his efforts in clearing the oceans of plastic.