Animals

He sees a zoo keeper standing next to an elephant. "Excuse me, sir," says the young man "Do you know what time it is?"

The zoo keeper reaches under the elephant, grabs his balls and starts playing with them.

"Mmmmm, it is about 3:00," the zoo keeper responds.

The young man looks at him in awe, "How did you know that?" The zoo keeper looks back at the man, "I looked at the clock on the wall right behind you."

So the scientist wrote in his notebook, "Frog with four feet, jumps four feet."

So the scientist cut off one of one of the frogs legs. The scientist told the frog to jump. Frog jumped three feet. So the scientist wrote in his note book, "Frog with three feet, jumps three feet."

So the scientist cut of another leg. He told the frog to jump. The frog jumped two feet. So the scientist wrote in his notebook "Frog with two feet, jumps two feet."

The scientist cut off one more leg. He told the frog to jump. Frog jumped one foot. So the scientist wrote in his notebook, "Frog with one foot, jumps one foot."

So the scientist cut off his last leg.

"He said, "Frog jump. Frog jump. FROG JUMP!"

So the scientist wrote in his notebook, "Frog with no feet, goes deaf."

A: A two-ton pick-up.