Joe Bob had been bragging about town that his pet beagle Earl could count. Joe Bob made a bet with his friend Jack that he could prove it. First, the two men took the dog Earl out into the field. Joe Bob pointed to a nearby pasture. "Earl, how many cows are in that field?" Earl rolled on the ground five times.

"Five cows! That's right!" exclaimed Joe Bob.

Jack remained unconvinced, so they decided…