When swans go on a date, they'll put their heads together. Then they stick together for life. See more

When baby sharks are born, they swim away from their mothers right away and are on there own. In fact, their mothers might see them as prey. See more

Dolphins have bigger brains than the brains of humans See more

An octopus can change its shape and color to blend in with its surroundings. See more

An octopus in danger can squirt a stream of ink at its attacker. See more

Hershey's Kisses are called that because the machine that makes them looks like it's kissing the conveyor belt. See more

Chocolate contains the same chemical, phenyl ethylamine that your brain produces when you fall in love. See more

The word "gymnasium" comes from the Greek word gymnazein which means "to exercise naked." See more

Topless saleswomen are legal in Liverpool, England - but only in tropical fish stores. (But of course!) See more