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Sunday, July 6, 2008 |
Sunday, July 6, 2008 |
Photo: Elephants Distinguish Human Friends From Foes by SmellClothing with the scent of the less threatening Kamba men, however, evokes a milder reaction, suggesting to researchers that elephants have learned how to distinguish between different groups of humans based on their danger level. Photograph by Michael Nichols/NGS
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