Stanford biology Professor William Gilly talks about the changes in the Humboldt squid population in the Sea of Cortez after the El Nino winter of 2009-2010. Related article: http://news.stanford.edu/news/2011/november/gilly-humboldt-squid-111711.html Stanford University: http://www.stanford.edu/ Stanford News: http://news.stanford.edu/ Stanford University Channel on YouTube: http://www.youtube.com/stanford