What do you call a group of no cows?

Un-herd of.

Explanation: This joke plays on the phrase “unheard of” and the word “herd,” which refers to a group of cows. The punchline “un-herd of” humorously suggests both a lack of cows and something surprising or unusual.

What do you think?

What does J.D Vance’s wife do when she gets mad at him?

Why did Isaac Newton marry an obese woman?