In 1949, an official boxing match between a bear and a man was held. The bear won.
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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
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The octopus does not have a blind spot.
273
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