The head of a jellyfish is called the "Bell."
6
A domestic cat can sprint at about 31 miles per hour.
274
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12