Mosquitoes don't just bite you, they also pee on you.
11
The Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17