02:32DiscoveryAnne MagurranBBC World Service Duration: 27 minutes Tue 21st Apr 2020, 02:32 on BBC World Service Americas and the CaribbeanAvailable for over a yearListen nowAnne Magurran on how to measure biodiversity. Show more GenresFactualScience & NatureFormatsMagazines & ReviewsBrandDiscovery Source: BBC Online