The Giant Red Leech isn’t your average blood-sucking worm; it prefers to hunt its victims down and swallow them whole like spaghetti. It results in puke-inducing videos like this one from new BBC documentary Wonders of the Monsoon:

https://www.youtube.com/watch?v=HVNbh5jCQGI

Oh what’s that? That wasn’t so bad, you say? Let’s see how you do with this one — massive worm crawls out of dead spider’s stomach.