Episode details

Available for over a year
Dr. Sarah Perkins from Cardiff University explains how birds observe the speed limits on our roads - and drivers who go too fast are more likely to kill them
Programme WebsiteUse BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.

Available for over a year
Dr. Sarah Perkins from Cardiff University explains how birds observe the speed limits on our roads - and drivers who go too fast are more likely to kill them
Programme Website