This brilliant collection of jokes combines the best knock-knock jokes, the silliest animal jokes and the most hilarious elephant jokes around. With a black-and-white illustration for every joke, this collection is sure to entertain every reader. Some examples are: Why do elephants have trunks? Because they have no pockets to put things in! - What do you call a crate of ducks? A box of quackers! - Knock knock! Who's there? Howard. Howard who? Howard you like to be outside for a change? - What's blue and has big ears? An elephant at the North Pole.