Friday, February 08, 2013

For Dung Beetles, Milky Way is Guiding Light

When humans gaze up at the night sky, they may view the fuzzy streak of the Milky Way and contemplate their place in the universe. When dung beetles see the Milky Way, their thoughts turn to keeping their food source away from other insects. Scientists have found that these inch-long creatures use the glowing edge of the galaxy to guide them as they roll their balls of dung across the African landscape. The report, published online Thursday by the journal Current Biology, provides the first documentation of animals using the Milky Way for navigation. more

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