Sharks have been on the planet longer than trees.
14
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
A dairy cow can produce more milk when listening to music.
446
Condoms were originally made of animal intestines or linen.
347
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