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- Interview with Mike Salisbury

David Attenborough's ground-breaking exploration of a group of organisms that are vast in number, yet often too small to be noticed: the invertebrates.

DISC 1 : Invasion of the Land
DISC 2 : Taking to the Air
DISC 3 : The Silk Spinners
DISC 4 : Intimate Relations
DISC 5 : Supersocieties
CD : Original Sound Track - (Original Score 51:14)

Original Score - Approx.51 min
Original Music by Ben Salisbury & David Poore : Published by BDI Music Ltd)

1. Title (00:38)
2. Series Opening Montage (3:30)
3. Attack of the Orb Web Spider (1:39)
4. Cascade Damsels (1:56)
5. Dragonfly Hatch (1:39)
6. Springtail Dance (1:33)
7. Slow-motion Flying / Flies Dance (2:26)
8. Army Ants Hunting (1:43)
9. From Caterpillar to Butterfly (2:52)
10. Web Spinning (3:06)
11. The Magical World of Snails (2:33)
12. The Bumble Bee's Spring Awakening (1:50)
13. A Starlit Cave (2:17)
14. Dance of the Wolf Spider (1:00)
15. Matebele Ant Raid (4:22)
16. Butterfly Colours (0:54)
17. Springtails Jumping (1:59)
18. Scorpions (3:35)
19. Searching for a Nest (1:01)
20. Fossil Dragonfly (1:42)
21. The First LandAnimals (2:43)
22. Bolas Spider Waltz of Death (0:56)
23. Cicadas Emerge (1:44)
24. Gossamer (2:05)
25. Credits (0:42)