A blue whale surfaces to breathe, 藍鯨浮出海面呼吸

A blue whale surfaces to breathe in an undated picture from the U.S. National Oceanic and Atmospheric Administration (NOAA). Scientists said on Friday a study of blue whales off California's coast that used tags to track their movements and their prey, tiny shrimp-like crustaceans called krill, showed these marine mammals are not indiscriminate grazers as long thought. (Photo by Reuters/NOAA)
The Day in Photos – October 3, 2015
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