Crabs have very small hairs on their claws and other parts of their body to help detect water currents and vibrations.

The Romans used to clean themselves with olive oil since they did not have any soap. They would pour the oil on their bodies, and then use a strigil, which is type of blade, to scrape off any dirt along with the oil.

The 4th Earl of Sandwich invented the sandwich so he could eat and gamble at the same time.

AMAZING FACTS