There was also a recent in-depth article about the White-winged Crossbill irruption on the Ebird website: http://ebird.org/content/ebird/news/got-white-winged-crossbills Good birding, Ryan Ryan P. O'Donnell Department of Biology and the Ecology Center Utah State University 5305 Old Main Hill Logan, UT 84322-5305 http://200birds.blogspot.com