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Message: <blockquote data-quote="Nicolas C" data-source="post: 83686" data-attributes="member: 3795"><p>I've often asked myself the same question! The difference you notice is eloquent. But as fas as I've seen (and asked around me...), it doesn't seem to be an accurate way to be sure about the gender. It seems that they can grow at different rates anyway... You will know soon, because males P murinus mature relatively fast, and they are greatly smaller than females.</p></blockquote><p></p>