Study shows animal mating choices more complex than once thought

When female tiger salamanders choose a mate, it turns out that size does matter - tail size that is - and that's not the only factor they weigh.

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<p><a href="http://www.physorg.com/news163692969.html">Study shows animal mating choices more complex than once thought</a></p> <p>When female tiger salamanders choose a mate, it turns out that size does matter - tail size that is - and that's not the only factor they weigh.</p>