BBC Four HD Today

Ben Garrod explores how skin has evolved to animals to move in a range of habitats, allowing birds to fly, sharks to speed through water and sugar gliders to take to the air

Richard Holmes beats a path to Naseby, where in 1645 Charles I was defeated by Parliament in the most crucial conflict of the English Civil War

Tom sets out to catch the thief responsible for stealing leeks from his garden. Self-sufficiency comedy, starring Richard Briers, Felicity Kendal and Penelope Keith

Hacker sees a chance to further his political career when a new hospital appears to have no patients. Satirical comedy, starring Paul Eddington, Nigel Hawthorne and Derek Fowlds

The historian investigates the creation of Pablo Picasso's Guernica and how the artist attempted to make a modern history painting based on the bombing of the ancient town

Documentary following a rural Mongolian couple adapting to a new, urban way of life when they are forced from their land by a devastating sand storm that kills their flock of sheep

Part two of two. The Mole and Mr James have made it out of Pyongyang with a contract to build a secret underground factory - and now inspect a private island in Uganda

Ben Garrod explores how skin has evolved to animals to move in a range of habitats, allowing birds to fly, sharks to speed through water and sugar gliders to take to the air

Richard Holmes beats a path to Naseby, where in 1645 Charles I was defeated by Parliament in the most crucial conflict of the English Civil War

Why the Germans fought on despite disastrous military defeats between autumn 1942 and winter 1943

The historian investigates the creation of Pablo Picasso's Guernica and how the artist attempted to make a modern history painting based on the bombing of the ancient town