Stag beetle males give nasty nips despite massive jaws Stag beetles are equipped with a ferocious pair of mandibles used for battling other males, but the massive jaws should not be able to bite hard because of their length. Jana Goyens, Joris Dirckx and Peter Aerts from the University of Antwerp, Belgium, investigated the beetle's bite force and discovered that the males' bite is six times harder than the female's bite because they have enlarged ...
March 26, 2014 - EurekAlert!