As the ice retreats from the Antarctic, the animals hurry to begin the reproductive cycle. Host: David Attenborough.

With the ice and snow of autumn, animals of the Antarctic rush to finish breeding before leaving their summer home.

With midwinter in the Antarctic comes darkness and the worst weather on the planet, yet life abounds under the ice.

The early exploration and exploitation of the Antarctic, and a look at some of the problems that arose during the production of this series.