the vampire fish
because you can never have too many candiru links:
The vampire fish of Brazil — with a photo of the little tyke.
Animals/candiru urethra — the Urban Legend Archive checked out the story. it’s true.
Can the candir� fish swim upstream into your urethra? — Cecil Adams did a Straight Dope column about the little fighter. yes, it really is true.
Oh Cruel Candiru… — i don’t know what to say about this page. i guess this is what they do with their free time at MIT.
Candiru: “Unvolved And Weeded Out” — an industrial band from Scranton PA, named after the feisty fish.