Interesting. Evolution at it's finest.
As Keys said Evolution at its finest. Without human intervention it could of been a new species if it has more survivability than a wild hog little known fact pigs will actually revert to a closer resemblance of there wild counter parts if left in the wild
Also just a thought could possibly be a hoax never know.
That's actually true masko. A lot of animals do this, however swine are the most known. If released, within a generation they revert back to their temperament and nature of that like it is with wild pigs. How interesting.
When foxes are brought into captivity, they become more doglike