And , mainly , cruel . Carl Safina : A ` ` new '' method is being used to kill whales in controversial ways in Japan . He says the method prolongs the pain of the highly social animals . U.S . Ambassador to Japan Caroline Kennedy tweeted her criticism of the dolphin hunt . Safina : Methods used on dolphins will not be allowed in slaughterhouses in Japan , elsewhere .
Carl Safina : A ` ` new '' method is being used to kill whales in controversial ways in Japan . He says the method prolongs the pain of the highly social animals . U.S . Ambassador to Japan Caroline Kennedy tweeted her criticism of the dolphin hunt . Safina : Methods used on dolphins will not be allowed in slaughterhouses in Japan , elsewhere .