Wednesday, November 18, 2015

Top 10 Most Virile Male Animals

Sperm and male sex organ extremes are revealed in a new study of more than 100 mammal species. The study also answers a question that has baffled scientists for years: Which is favored more during evolution, sperm size or sperm count? Quantity is key for mammals such as this roaring male lion, which can mate up to 60 times per day. The findings are published in the Proceedings of the Royal Society B.

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