The octopus does not have a blind spot.
273
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Alligators can live up to 100 years.
337
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
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
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
