There are approximately three chickens for every human on Earth.
13
The reindeer is the only mammal that can see UV light.
17
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
The colossal squid has the largest eyes in the world.
4
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