Why don't you smell when you're sleeping?

Did you know...

that a 'zyzzyx' is a type of wasp?
that the chances of being injured by a toilet seat at some point in your life are reckoned to be one in 6.500?
that the collective noun for giraffes is the very apt a 'tower of giraffes'
and that snail races start with the words 'ready, steady, SLOW!'

Amaze your mates and fascinate your family with these brilliant facts, and more!