1. Challenges of Life

8.7

. 11 October 2009. 58 min

A look at how some animals and plants go to extremes to give themselves a chance to breed.

2. Reptiles and Amphibians

8.643

. 18 October 2009. 58 min

A look at the strategies used by reptiles and amphibians to conquer their shortcomings.

3. Mammals

8.462

. 25 October 2009. 59 min

How mammals dominate the planet through having warm blood and by caring for their young.

4. Fish

8.6

. 1 November 2009. 58 min

A look at various fish species including sea dragon, fringehead and Hawaiian goby.

5. Birds

8.6

. 8 November 2009. 58 min

A slow-motion camera captures the unique flight of the Marvellous Spatuletail Hummingbird.

6. Insects

8.545

. 15 November 2009. 58 min

Super-slow motion shows a bombardier beetle firing boiling liquid at its enemies.

7. Hunters and Hunted

8.5

. 21 November 2009. 58 min

Unique footage of a killer whale engaging in sneaky behaviour to hunt elephant seal pups.

8. Creatures of the Deep

8.7

. 29 November 2009. 58 min

A look at marine invertebrates, including Humboldt squid, starfish and giant octopuses.

9. Plants

9.1

. 6 December 2009. 58 min

A look at plants and the ingenious and manipulative ways they counter life's challenges.

10. Primates

8.889

. 13 December 2009. 58 min

Primates are just like humans - intelligent, quarrelsome, family-centred.