When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
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
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9