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Sperm Travels Faster Toward Attractive Females 347

Posted by samzenpus
from the like-father-like-gamete dept.
A new study has shown that even sperm can be superficial. Researchers found that males of many animal species, including humans, can adjust the speed and effectiveness of their sperm by regulating the amount of seminal fluid they produce during copulation. The determining factor on that amount of fluid seems to be whether the male finds the female attractive.

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