VIDEO: 40 years of guillemots
Monday, July 2, 2012 - 22:30
in Paleontology & Archaeology
Professor Tim Birkhead, from the University of Sheffield, has been studying guillemots on the Welsh island of Skomer for 40 years.
Professor Tim Birkhead, from the University of Sheffield, has been studying guillemots on the Welsh island of Skomer for 40 years.