Old-World Primates Evolved Color Vision to Better See Each Other Blush, Study Reveals

Your emotions can easily be read by others when you blush--at least by others familiar with your skin color. What's more, the blood rushing out of your face when you're terrified is just as telling. And when it comes to our evolutionary cousins the chimpanzees, they not only can see color changes in each other's faces, but in each other's rumps as well.

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<p><a href="http://www.physorg.com/news11394.html">Old-World Primates Evolved Color Vision to Better See Each Other Blush, Study Reveals</a></p> <p>Your emotions can easily be read by others when you blush--at least by others familiar with your skin color. What's more, the blood rushing out of your face when you're terrified is just as telling. And when it comes to our evolutionary cousins the chimpanzees, they not only can see color changes in each other's faces, but in each other's rumps as well.</p>