Right beneath our feet is a secret world of disguise and espionage, social networking and courtship, rape and pillage, parenthood and relationships. Sir David Attenborough investigates how macroscopic residents outwit their enemies to survive.

Predator: It's a bug-eat-bug world out there, and the documentary continues with a look at how the various critters defuse the defences of their prey. (Ep 2 of 6)

Dating is just as tricky a business in the insect world, and Sir David Attenborough finds out how certain bugs choose and then woo their partners.

Reproduction: Sir David Attenborough reveals how different bugs usher in the next generation, including the butterfly and harvestman spider. (Ep 4 of 6)

Join Sir David Attenborough as he zooms in on a set of bugs who prefer co-operation to conflict. Features the likes of the burrowing cockroach and the queen bee.

Sir David Attenborough takes a tour of the insect world's vast colonies, which rival human megacities in terms of size and complexity.