Because the menu is a piece of paper, it is made of paper, and there is no meat on the paper.

The only animals that have meat are animals. This brain teaser skillfully takes advantage of the ambiguity of language. When people see the topic, it is easy to think why the food in the menu has no meat, so it falls into the pit. This is a misunderstanding of the meaning.

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Other interesting brain teasers:

1. On a bus, there are no passengers who can get tickets for free, but only one third of the people on the bus buy tickets. The driver and the conductor don't talk. Why?

Answer: Because there is only one passenger on the bus.

There are three tigresses, and each tigress has her own little tiger. They must cross the river. There is only one boat on this river, and they can only take two tigers at a time. If other tigers are alone, the tigress will eat them.

Three tigresses can make trouble, but only one little tiger can make trouble. When the tiger leaves the corresponding tigress and meets other tigresses on the other side, it will also be eaten. Q: How can we get them all to cross the river?

Answer: The little tiger who can only row and a little tiger go that way. The little tiger who can only row a boat returns and takes a little tiger there. The little tiger who can only row a boat returns and lets the two tigresses of the two tigers on the other side pass by.

Let a tigress bring her tiger back. The tigress will go with another tigress, come back and get her tiger back, and let the tigress who can row come back and cross the river together.

3. An ambitious young man invented a solution that can dissolve all substances, and asked: How can we change this young man's original intention?

Answer: Just use something to hold this solution.

4. Somewhere is in the rainy season, and it rains heavily at midnight 12. Q: Will the local sun shine in 72 hours?

Answer: The sun will not appear at midnight 12 after 72 hours.

5. Have a pair of identical twin brothers. My brother has a mole on his ass, but my brother doesn't. But even if twins wear the same clothes, some people can immediately know who is the elder brother and who is the younger brother. Q: Who is this man?

Answer: themselves.