"Difference between..." joke

What is the difference between humor and odor?
Humor is a shift of wit.
What is the difference between a rich man and a poor man?
A rich man has a canopy over his bed.
What is the difference between a snake and a goose?
A snake is an asp in the grass.
What is the difference between a rooster and a prostitute?
A rooster says cock-a-doodle do.
What is the difference between a girls track team and a band of Austrailian Aboriginies?
The Austrailian Aboriginies are a bunch of cunning runts.
What is the difference between a prostitute with diharreha and an epileptic Nebraska cornhusker?
The epileptic Nebraska cornhusker has fits before he shucks.
What is the longest thing on earth?
A womans leg. It goes from earth to heaven.