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Wednesday, November 11, 2009 |
Wednesday, November 11, 2009 |
Photo: Humpback Whale Calves Make Sounds, Group SaysAlthough the adults of the species are known for their songs, which travel far through ocean water, scientists had never proven that the calves made sound—until now, according to researchers who studied the animals off the Hawaiian islands. Photograph by Louis M. Herman/NOAA
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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