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Alcatraz IslandView of the cellhouse interior.
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Alcatraz Island
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Thumbnail of a cormorant scratching itself.  

Did You Know?
Some birds such as gulls, cormorants, and other seabirds can drink salt water. Excess salt is then excreted through a “salt gland” located near their eyes.

Last Updated: July 25, 2006 at 00:22 EST