If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Mosquitoes don't just bite you, they also pee on you.
11
Sniffologists have the job of sniffing armpits.
4
Some Chinese-made hair bands were fashioned from recycled condoms.
131
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
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
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6