ALEX WILD (VIA EUREKALERT)(See T. Kijimoto & A.P. Moczek, “Hedgehog signaling enables nutrition-responsive inhibition of an alternative morph in a polyphenic beetle,” PNAS, 2016.)
Image of the Day: Nature vs. Nutrition
Despite their similar genomes, these Onthophagus beetles have different phenotypes—such as horn or no horn—based on the diets they ate as larvae.

