What is the one thing which you know but I don't?

Kangaroos have three vaginas.

Acrotomophilia is the attraction to amputees.

Globophobia is the fear of balloons.

If you put a drop of liquor on a scorpion it will sting itself to death.

The “D" in D-Day doesn't stand for anything.

When the creator of the frisbee died he had his ashes made into frisbees.

The center of the galaxy tastes like raspberries.

A cat's jaws cannot move sideways.

“Set" has the most definitions of any word in the english language.

The barnacle has the largest penis to body ratio of any animal.