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
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Cockroaches can live for 9 days after their head has been cut off.
140
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Mosquitoes don't just bite you, they also pee on you.
11
Your ears secrete more earwax when you are afraid than when you aren't.
229