Sniffologists have the job of sniffing armpits.
4
Mosquitoes don't just bite you, they also pee on you.
11
Condoms were originally made of animal intestines or linen.
347
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
Your ears secrete more earwax when you are afraid than when you aren't.
229