05-12-2008, 11:31 PM
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Turn it up!
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Join Date: May 2001
Location: Music City
Posts: 9,293
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Quote:
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Unquestionably, producing sperm, ejaculate, or seminal fluids is costly for many animals. The energetic demands of sperm production can result in reduced body mass, a shortened life span, or limited lifetime sperm production
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What about blindness & growing hair on their palms? 
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