Tom Dyckhoff explores the way we design and build for animals.
Camels remain at the heart of Arabic culture. Tessa McGregor joins an Omani caravan.
Naturalist and journalist Henry Nicholls traces the story of Chi-Chi the panda.
Rod Liddle examines our differing responses to related animal species
James Aldred encounters one of the world's most powerful birds of prey, the harpy eagle.
How can science can stop an upsurge in the slaughter of African elephants for their ivory?
Sean Street tells the story of the German wildlife sound recordist Ludwig Koch.
The life of Johnny Morris, told by his friend and former co-presenter Terry Nutkins.
David Attenborough hosts a celebration of bird impersonator Percy Edwards.
Martin Wainwright looks at our national night time obsession - with the beauty of moths.
Roger Law takes a look at the 'fancy': the wonderful world of show rabbits.
Howard Stableford meets the Ten Rare Men, the experts who rule on rare bird sightings.
Alison Steadman on why so many birds in Britain are aliens from elsewhere
Tim Boon tells the story of Percy Smith, a pioneer in the art of the natural history film.
Sue Broom investigates why 26 dolphins were stranded and died in Falmouth Harbour in 2008.
Could a strange dog from remote New Guinea have been man's first best friend?
As the world watches the pandas in Edinburgh zoo, Philip Dodd investigates their allure.
Nature detective Tom Heap investigates who, or what, is killing the common sparrow.