`SwillFish` [Thread]

Not really a mystery anymore, but this [video] freaked the hell out of
me. Turns out Oliver was just a really weird looking chimp who could
walk bipedally.

Nobody has done it yet, but it is believed that creating a human-chimp
hybrid ([Humanzee]) is possible.

  [Thread]: https://reddit.com/r/AskReddit/comments/q0sgj/what_is_a_mystery_that_creeps_you_out_the_most/c3tsg6j/
  [video]: http://www.youtube.com/watch?v=9kJF7hRmKE0&feature=related
  [Humanzee]: http://en.wikipedia.org/wiki/Humanzee