
Walking with Beasts
The beginnings of mankind can be traced back 3.2 million years to Ethiopia.

The beginnings of mankind can be traced back 3.2 million years to Ethiopia.

Going back 25 million years to the time of the indricothere, which was the size of a rhino.

A pregnant basilosaurus is forced to kill the young of a smaller whale.

Special effects filled documentary beginning 49 million years ago.

Featured species are the leaellynasaura and the tyrannosaurus.

Featured species are the opthalmosaurus and the ornithocheirus.

Featured species are the coelophysis and the diplodocus.

David Attenborough explores why dinosaurs vanished while reptiles like crocodiles and turtles survived.

A look at the scientific work which went into the reconstruction of Big Al the Allosaurus.

Scientists study the perfectly preserved remains of an adolescent allosaurus they call "Big Al."

Nigel Marven is on the trail of the dinosaur with the biggest claws of all time.

Imaging technology and scientific collaboration depict dinosaurs in the wild.

Our ancient powers have endured for centuries, but destruction is close at hand.

In an unruly world, our ancient powers must lead their people and create ways to govern.

Our ancient powers must use all their strength to defend their people and conquer land.

The ancient powers must get rich by trading their treasures and monetizing their assets.

In an unpredictable world, our ancient powers must lay down their foundations.

In a brutal world where nature is both friend and foe, our ancient powers take shape.

Alice Roberts journeys 40,000 years back in time on the trail of the great beasts of the Ice Age.

High in the mountains of Transylvania, a cave sealed for centuries reveals a fight to the death.