In the late 90s, Saddam Hussein commissioned a Quran to be written in his own blood. Now, Muslim leaders aren’t sure what to do with it–To write the Quran in blood was a sin, but to destroy it would also be a sin.
Gay people cannot donate blood, because of a law enacted during the HIV scare in the 80’s
A patient in a California ER in 1994 had “toxic blood”, which caused two dozens of hospital staff to faint, one of which experienced hepatitis as a result of being exposed to the patient’s blood.
Mosquitoes prefer blood type O to any other.
If you took all the approximately 60,000 miles of blood vessels out of a human body and laid them end-to-end, they would stretch around the world twice. And you would probably be arrested.
Lobsters have blue blood.
Less than 7% of the population donates blood.
A shark can detect one part of blood in 100 million parts of water.