There was a natural navigation discussion on the BBC’s World Service programme, Forum, on the weekend.
In the programme, Bridget Kendall hosts Tim Birkhead (behaviour ecologist), Jennifer Groh (neuroscientist) and me as we discuss different perspectives on natural navigation.
You can listen to the full programme, or each section of the discussion, from this page:
http://www.bbc.co.uk/programmes/p028g3nb