FILE - In this Friday, Feb. 6, 2009 file photo released by Sea Shepherd Conservation Society, Sea Shepherd crew aboard the M/Y Steve Irwin, foreground, throw bottles of rotten butter at Japanese harpoon whaling vessel, Yushin Maru No. 3 while whaling crew fire back with water cannons in Ross Sea off Antarctica. Australia's Prime Minister Kevin Rudd threatened legal action against Japan on Friday, Dec. 11, 2009, if it does not stop its research program that kills up to 1,000 whales a year.
(AP Photo/Sea Shepherd Conservation Society, Stephen Roest, File)