Tuesday, November 27, 2012

Cornell's BirdSource Irruptive Bird Survey

From last year, Cornell 's Birdsource had an Irruptive Bird Survey that showed results for species , winter finches in particular. Survey is done in December. But  view the webpages for understanding irruptions and citizen science input  ( if it activates again next week, one we should participate wholeheartedly.)

http://www.birdsource.org/ibs/results.html