It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
When you shave a guinea pig it looks like a little hippo.
19
There's a knife-fork hybrid called a knork.
29
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
It is impossible to hum if your nose is plugged.
366