Hi all, This may be of interest for those looking a media representation of extinctions, including use of sonograms http://edition.cnn.com/interactive/2016/12/specials/vanishing/ Best wishes, Michelle Sent from my phone --- Dr Michelle Bastian, Chancellor’s Fellow ESALA, Edinburgh College of Art University of Edinburgh [log in to unmask] www.michellebastian.net<http://<br/>www.michellebastian.net>