I have seen a few Leucistic birds but it has always been a single bird. Just recently we had three leucistic Black-capped Chickadees coming to the feeders at our home in Itasca County. I have some photos on my website and here is a link to them.
http://www.earlorfphotos.com/Pictures-of-the-Week/2010-Pictures-of-the-Week/ 3-28-2010-Leucistic-Chickadees/11610590_eudYg Earl Orf www.earlorfphotos.com ---- Join or Leave mou-net: http://lists.umn.edu/cgi-bin/wa?SUBED1=mou-net Archives: http://lists.umn.edu/archives/mou-net.html