by Kenneth Lee
RESEARCH ROUND-UP	Why too much sex isn't good in the long run Email: Kenneth Lee - kenlee_fr@yahoo.fr News from The Scientist 2001, 2(1):20010214-02 Published   14 February 2001

The largest and most well-endowed male sheep can copulate as many as 13 times a day, but in the end they can't compete with their smaller counterparts, according to a report in the 8 February Nature.

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