(Charlie Riedel/AP)
Hermit crabs struggle to cross a patch of oil from the Deepwater Horizon spill on a barrier island near East Grand Terre Island, La. on June 6, 2010.
(Charlie Riedel/AP)
Hermit crabs struggle to cross a patch of oil from the Deepwater Horizon spill on a barrier island near East Grand Terre Island, La. on June 6, 2010.