Sir David wonders if we could extract the DNA from a blood-sucking fly trapped in amber to recreate a dinosaur? From 2009. Show more

The naturalist asks why the Large Blue butterfly died out in the UK - and the challenge of its reintroduction. From 2009. Show more

Deep in the steamy forests of Sumatra, the largest flowers in the world bloom, albeit for under a week. But why are they so big? Show more

The naturalist and broadcaster muses on the world's largest blooms found deep in the steamy forests of Sumatra. From 2009. Show more

Sir David muses on Australia’s elusive, burrowing female duck-billed platypus of New South Wales. From 2009. Show more

The famous naturalist muses on the largest known egg laid by a giant bird on the island of Madagascar. From 2009. Show more

The largest egg known to have existed was laid in Madagascar, and the bird that laid it was also a giant. Show more

The naturalist recalls the key moment of finding an ammonite inside some limestone - sparking his love of fossils. From 2009. Show more

Sir David recalls meeting a ten-foot-long grey-scaled reptile, with a long, yellow forked tongue - the Komodo dragon. From 2009. Show more

Legendary naturalist Sir David muses on the natural history of perhaps the most lethargic beast in the animal world. From 2009. Show more

Sir David ponders the decline in collecting by children, as well as their early fascination with the natural world. From 2009. Show more

The naturalist showed the first live specimen of the primitive bony fish on TV. But is it a living fossil as claimed? From 2009. Show more

Slaughtered into oblivion, the naturalist asks what we can learn from the case of the most famous of extinct species. From 2009. Show more

The naturalist on the battle of filming the birds of Borneo, whose nests made of saliva are prized by Chinese chefs. From 2009. Show more

Naturalist David Attenborough examines the extraordinary revelations found from following fossilised animal tracks From 2009. Show more

Sir David recalls the importance of human eyebrows in communication, when he met an aboriginal tribe in New Guinea. From 2009. Show more

The naturalist muses on the messages conveyed in the syllables, melodies and repeated phrases of singing birds. From 2009. Show more

Sir David recalls his first pet, a fire salamander given to him by his father on his 8th birthday. From 2009. Show more

The famous naturalist muses on extraordinary structures built by New Guinea's Vogelkop bowerbirds to attract mates. From 2009. Show more

The famous naturalist looks at why underground animals evolved in a very different way from those on the surface. From 2009. Show more