Original air date: 16 November 2009

Above is a timeline of the programme
Selected material
A video of Darwin’s beetle (you tube) strangely Attenborough doesn’t narrate the online video !
One example of their infinite variety of shapes

He inflates a pair of scented plumes from the end of his abdomen. They do the job.
Final words: “… Our own societies have existed for thousands of years, but insect societies have lasted for millions. There may be 10 million different kinds of insects. And there are 200 million individuals for every one of us. The insects’ flexible armour and their adaptability has made them the most abundant and the most diverse animal group in our planet’s history.”