Best short riddles

When it comes to me, you go on red and stops on green. What am I?

What kind of ties can't you wear?

What has many keys but can't open any doors?

What has a tongue, cannot walk, but gets around a lot?

If Fortune had a daughter, what would her name be?

You are in a room with 3 monkeys. One monkey has a banana, one has a stick, and one has nothing. Who is the smartest primate?

There is an ancient invention still used in some parts of the world today that allows people to see through walls. What is it?

The more you take, the more you leave behind. What am I?

What's gray, eats fish, and lives in Washington, D.C.?

Where do fish keep their money?