TV Guide BBC Four Monday

Documentary exploring how animals all over the world rise to the challenge of surviving the winter. While some creatures face an up-hill struggle to survive, a colder climate plays to the advantage of others, who quickly set about making use of inventive means to seize the huge opportunities the season brings. Caribou become 'ice road' travellers as the ground under-foot becomes slippery, and stoats build their own fur beds, snow monkeys set about finding warm baths, and even Emperor penguins - who are built to face extreme low temperatures - find their own way to endure the world's most savage winter conditions. Narrated by Andrew Scott

Historian Janina Ramirez investigates the development of Anglo-Saxon art. Examining the Sutton Hoo treasures the Franks Casket, the Staffordshire Hoard and the Lindisfarne Gospels, she uncovers the secret codes and symbols that reveal the pagan past and Christian future of the Anglo-Saxon people, and discusses how their artistic development was brought to an end by the Norman invasion of 1066

Robert Robinson presides over another duel of words and wits as Frank Muir, Joan Bakewell and Noel Edmonds face Patrick Campbell, Judy Geeson and Edward Woodward. First broadcast in 1975

Joseph Cooper invites viewers to match their musical wits against panellists Joyce Grenfell, Robin Ray and Bernard Levin. With guest musicians Cyril Smith and Phyllis Sellick. First broadcast 1974

Alexander Armstrong is joined by Dr Michael Scott to explore the underground treasures that made Rome the powerhouse of the ancient world. Using 3D scanning technology, he uncovers the lost subterranean world of the Colosseum, as well as the aqueducts and sewers that supplied and cleansed it, and helped run civilisation's first metropolis and its empire

Bryan Magee and John Searle examines the work of Austria-born British philosopher Ludwig Wittgenstein, who transformed people's conception of the role of language in human thinking and whose influence spread far and wide beyond philosophy