FILE - In this May 22, 2010 file photo, a pelican is seen landing on a nest in mangove on Cat Island in Barataria Bay, which is home to hundreds of brown pelican nests as well at terns, gulls and ... more 
FILE - In this May 22, 2010 file photo, a pelican is seen landing on a nest in mangove on Cat Island in Barataria Bay, which is home to hundreds of brown pelican nests as well at terns, gulls and roseate spoonbills, and was impacted by oil from the Deepwater Horizon Oil Spill, just inside the the coast of Louisiana. less 
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Associated Press | Photo By Gerald Herbert, File
Tue, Apr 19, 2011 11:17 AM EDT