The great black-backed gull is the largest member of the gull family. It breeds on the European and North American coasts and islands of the North Atlantic and is fairly sedentary, though some black-backs move farther south or inland to large lakes or reservoirs.
Similar species: Shorebirds And Allies
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Uploaded Nov 1, 2014. Captured Nov 1, 2014 14:14.
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http://carolinabirds.org/HTML/WLD_Gull.htm
http://www.allaboutbirds.org/guide/Great_Black-backed_Gull/id Posted 10 years ago, modified 10 years ago