Condoms were originally made of animal intestines or linen.
347
Within three days of death, the enzymes that once digested your food begin to eat you.
22
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
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
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1