Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
A giraffe's kick is so powerful that it can decapitate a lion.
216
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Jellyfish as a species are actually older than dinosaurs and sharks.
383
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
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4