I think Germaine Greer was Great! She's perfectly correct that insects and other invertebrates are in serious danger and they are hugely ecologically important. But yet she also seems the humour in what she knows she sounds like! And i think both Ian and Paul like and respect her but they have no problem taking the mickey out of her too.
12:32, just after there is a male voice saying "why wouldn't we?" but it's a different voice than any of the panelists or Mr. Murray. I suspect it is a producer, what do you think?