Original air date: 3 March 2008
4-“Sophisticated Serpents”
Original air date: 25 February 2008
3-“Dragons of the Dry”
Original air date: 18 February 2008
1-“The Cold Blooded Truth”
Original air date: 4 February 2008
2-“First on Land”
Original air date: 11 February 2008
Cold Blood – An Introduction
Original air dates: 4 February – 3 March 2008
The last two groups of vertebrates to be covered in the Life Collection