OK, this isn't my photo, and the bird was seen in Minnesota not 
Maryland. However, I'd like to see if people more knowledgeable than 
me agree whether this is indeed what a Cackling Goose looks like.

http://www.moumn.org/cgi-bin/recent.pl

--
June Tveekrem
Columbia, Howard Co, MD
tweekiebird AT toadmail DOT com