Lobsters have blue blood.
476
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Mosquitoes don't just bite you, they also pee on you.
11
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
476