A farmer and his girlfriend...
A farmer and his girlfriend were out for a stroll in the fields when they came across a cow and a calf rubbing noses."Boy," said the farmer, "that sure makes me want to do the same.""Well, go ahead," said his girlfriend. "It's your cow."

Are caterpillars good to eat?
Johnny: Daddy, are caterpillars good to eat?

Father: Have I not told you never to mention such things during meals!

Mother: Why did you say that, Junior? Why did you ask the question?

Johnny: It's because I saw one on daddy's lettuce, but now it's gone.