Mosquitoes don't just bite you, they also pee on you.
11
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The largest earthworm on record was found in South Africa and measured 22 feet.
151
A scorpion can hold its breath for up to 6 days.
19