A dairy cow can produce more milk when listening to music.
446
When cats are happy, they may squeeze their eyes shut.
10
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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5