Candiru: Amazon fish that swims up your urethra.

[arcadian]

if you relieve yourself in an Amazonian river it follows the uric acid, swims up your pee hole and dislodges little barbs so it gets stuck in there. Thanks Discovery Channel. Thanks a whole hell of a lot.

[hobbit709]

1. Don't pee in the pool.

[MicaelS]

2. You're just finding out about this NOW?

Shit I heard about this 30 years ago. Scared me so bad, I've never been to South America. :D

[HopeHoops]

3. Don't tell the Coulterbeast - it will think they're muslim terrorist fish!

BOOGA BOOGA! Be afraid Amurka!

[av8rdave]

4. I saw a preserved one while touring the equator in Equador

I used to think it was just urban legend.

[Capn Sunshine]

5. wait! They've migrated to the US!

Don't ever pee. They'll be leaping out of the toilet at you.

Best to just go on ground away from water, like God intended.

[jmowreader]

6. I think I know the show you saw it on

"New Mascots for the Republican Party?"

[applegrove]

7. I heard that little factoid before. I think Sting was talking about it on some talkshow 20 years ago

[Manifestor_of_Light]

8. All sorts of parasites that get in your body and destroy it.

The Carter Center (my favorite charity) fights these diseases with inexpensive medicines.
January 2010 Scientific American has an article about these diseases.