Jellyfish as a species are actually older than dinosaurs and sharks.
383
Tigers can see 6 times better at night than humans.
305
Parrot parents "name" their children with a signature call.
112
A scorpion can hold its breath for up to 6 days.
19
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
Condoms were originally made of animal intestines or linen.
347