An elephant uses a specially made toilet!

Whatever you call it - toilet, loo, bog - when you've got to go, you've really got to go.

So to celebrate the usefulness of the good old lavatory, Newsround Online has come up with a list of amazing toilet facts and figures.

And here's out top tip: print this out and read it at your convenience - ha!

The average person spends three years of their life on the loo

Researchers have found that girls really do take longer to spend a penny than boys

The average person visits the toilet 2,500 times a year - about six to eight times a day

The first time there were separate male and female toilets were at a posh party in Paris in 1739

Here are some words used for the loo: powder room, lavatory, outhouse, ladies, convenience, washroom, men's room, bathroom, dunny, bog, khazi, gents, garderobe, necessary, women's room, restroom, potty, privy, the smallest room, cloakroom, latrine, place of easement, water closet (WC), john, can, little girls' room, little boys' room, throne room, facilities

In China there are public toilets for dogs

The first toilet cubicle in a public washroom is the least likely to be used: it is also the cleanest

Most toilets flush in the key of E flat

World Toilet Day takes place on 19 November each year

The first toilet paper was developed in England in 1880 and sold not on a roll, but as individual sheets in a box

Arthur Giblin was the inventor of the first flushable toilet

The average toilet is flushed eight times a day

We use an average of 57 sheets of toilet paper a day!