Giraffe hearts pump twice as hard as a cow’s heart to get blood to its brain.
100 Mind-Blowing Pump Facts
A female’s heart is smaller than a male’s by about 25%. Because of this, the female heart has to beat around six times more than the male heart to pump the correct amount of blood around the body.
Your lungs could cover an entire tennis court. The average adult has 300 million bronchi in each lung, which can cover an area of 180 m2. A tennis court has an area of 195.63 m2. Our lungs have such a large area because it needs to pump 160 litres of blood per hour.
Soda fountain workers were called soda jerks The workers were called soda jerks because of the jerking motion used to pump soda water.
Octopuses have three hearts. One pumps blood around the body, while the other two pump it to the gills. Oh, and that blood is blue, thanks to high copper levels!