It is said that an elephant never forgets. That much was kind of proven to be true after that Indian elephant trampled a woman not once - but twice - and destroyed her home. It's widely believed to be an act of elephant revenge, which occurs more than one might think. If you thought they were all Dumbo or Jungle Book, you thought wrong. This revelation is just one of many slightly disturbing (and maybe a little cool) animal facts that we've recently learned. Many of these freaky nuggets of info…