It's a somewhat sobering thought to learn how some animals dedicate their intelligence to the sole mission of getting the hell out of whatever enclosure we humans have deemed secure enough to keep them in.
You can't deny that armed conflicts gave us some pretty good things, such as major advances in everything from rockets to microwave ovens. Oh, and this stuff.
Statistics say about 80 percent of you out there have at least one brother or sister. That's turning out to be hugely important, as science says whether or not you have siblings, and what order you were born in, has massive effects on who you are. Often not so great ones to boot.