Why you shouldn't challenge a breast-feeding mom to play Call of DutyRobbie Gonzalez8/30/11 8:20pm58EditPromoteDismissUndismissHideGo to permalinkWhen you happen upon a couple of bear cubs in the woods, what's the first thing that should come to mind? If you answered "I wanna squeeze 'em," you're wrong. It should be "where's the mom?" And with good reason. Numerous non-human mammals are known to exhibit heightened levels of aggression in defense of their young.