The Insulin-Dependent Rules Of Beetle Attraction

Friday, July 27, 2012 - 03:00 in Biology & Nature

The horns of creatures as different as elk and rhinoceros beetles - along with other decorative, mate-attracting structures -  are sensitive to changes in nutrition. They aren’t diabetic, but they are insulin-dependent; if they want to grow big horns and therefore attract mates. read more

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