When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
19
There is a man who claims to have travelled to an alternate dimension in which The Beatles never broke up and brought back a mix tape of Beatles songs no one in this dimension has ever heard.
59
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