A feather is shown among tar balls that washed ashore in Long Beach, Mississippi.
A feather is shown among tar balls that washed ashore in Long Beach, Mississippi. Amanda McCoy/Biloxi Sun Herald/MCT
A feather is shown among tar balls that washed ashore in Long Beach, Mississippi. Amanda McCoy/Biloxi Sun Herald/MCT

Scientists urge U.S. to move quickly to study Gulf oil spill

July 08, 2010 6:18 PM