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Males More Considerate Than Imagined, University of Tubingen Study  
11/2/2010 6:55:19 AM

EurekAlert! -- Male worms plug females after copulation as a form of 'gift', rather than to prevent them from mating again, as had previously been thought. Researchers writing in BioMed Central's open access journal Frontiers in Zoology found that plugged females mated just as often and were just as attractive as those who were unplugged, and that plugging ultimately improved female fitness.
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