So you can tell them from flamingos !
Dinosaurs aren't old enough to smoke. Told to me by my niece at christmas.
Because men tell them that 6" is more than it actually is.
You take the "S" out of safe and the "F" out of way. One of my all time faves. If you say it out loud it will make sense :D
He sits on a leaf and waits till autumn !
Because if he lifted up both legs it would fall over !