Watching this video is a little like peeling off a blackhead-laden nose strip, picking away at sloughs of sunburnt skin, or popping a particularly tumid zit. It's unequivocally disgusting, but also gratifying in the sort of way that makes you wonder if there might be something wrong with you. (I spent this entire…

Everyone, this is Lilli. Lilli has six — count them — six legs. You can actually see her two little extra limbs dangling just so from her left side. She wears them well, don't you think?

Cows are quite possibly the most important domesticated animal in human history, providing vast quantities of meat, dairy products, leather, and let's not forget manure for fertilizer. And yet DNA analysis reveals ancient humans almost didn't succeed in domesticating cows at all.