Condoms were originally made of animal intestines or linen.
347
Cockroaches can live for 9 days after their head has been cut off.
140
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
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
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
Some Chinese-made hair bands were fashioned from recycled condoms.
131