Lobsters have blue blood.
476
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
Your body is creating and killing about 2.4 million red blood cells per second.
17
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Your heart will pump about 212 million liters in its lifetime.
26
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Mosquitoes don't just bite you, they also pee on you.
11