here's some of the less sophisticated elephant jokes:

q: why do elephants have flat feet
a: from jumping out of trees.

q: why don't elephants always have flat feet?
a: some elephants wear tennis shoes.

q: why do some elephants have wrinkled feet?
a: from tying their tennis shoes too tight.

q: why do elephants have long noses?
a: so they can swing from limb to limb.

q: why do ducks have webbed feet?
a: so they can stamp out forest fires.

q: why do elephants have flat feet?
a: from stamping out ducks that catch on fire.

q: enough?