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Showing posts from June 4, 2012

Color Envy

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From WNYC: R adioLab Episode: Colors! Dogs have two color receptors (blue and yellow), humans have three (red, blue and green) and the mantis shrimp has 15! Fifteen! And look! Isn't he pretty? http://planetanimalzone.blogspot.com/2012/05/mantis-shrimp-amazing-beautiful.html