This was posted in alt.callahans a few years back by Dr. Jest (aka Shaun Pike).
Doctor Jest enters the bar in good spirits, and offers the following about The Yukon during the Gold-rush.
Enter two cityborn lads named Carter. Looking for pack animals, they are sold a trio of caribou by a wily local. Hitching up their unusual draught animals to a pack sled they are greeted by a fellow prospective prospector name of Dart who hitches a ride on … Read the rest...